Campus Alert Archive
UMich

Knife held to a person's throat during an altercation at a store adjacent to campus

AI-generated · every claim is source-linked
MIaggravated assaulttimely warninghigh confidence
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Confirmed Threat

A felonious assault occurred at the Target store at 231 S. State Street in Ann Arbor on April 1, 2024, at approximately 8:40 p.m. EDT. Two individuals bumped into each other at the entrance, triggering a verbal altercation during which the suspect brandished a folded pocket knife and placed it against the victim's throat. The University of Michigan Division of Public Safety and Security issued Crime Alert 2024-02, which was later canceled after the suspect was identified.

Alerts
1
Response
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Killed
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Injured
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Institution
University of Michigan
Public R1 · MI
All UMich cases →
~48,000 studentsDPSS Crime Alert
Official alert policy
Read when and how UMich says it will use U-M Emergency Alert: summarized, quoted, and analyzed.
Documented Timeline

Alert Sequence

1 message in sequence · 1 verified verbatim

Confirmed wording is transcribed character-for-character from a primary source. Use Verify this quote under each message to open that source in a new tab and compare the text yourself.

INITIAL ALERTEmail
Verified verbatim1040 chars
Alert ID: 2024-02 Alert Agency: AAPD 24-14274 Alert Issued: April 2, 2024 Date of Incident: April 1, 2024 and approximately 8:40 p.m. Location: Target, 231 S. State Street, Ann Arbor Offense: Felonious assault Summary: The Ann Arbor Police Department is investigating a Felonious Assault that occurred at the Target store on 231 S. State Street, on April 1, 2024, at approximately 8:40 p.m. Two individuals were walking in the door when they bumped into each other. A verbal altercation occurred, and the suspect brandished a folded pocket knife and placed it against the victim’s throat. The victim pushed the suspect away, and the suspect exposed the blade. They separated, and both continued shopping before they left the store. Suspect(s): Black male, 6’ tall, approximately 20 years of age, thin build, short curly hair. Wearing a dark navy or black jacket. If you have any information, please contact the AAPD tip line at 734.794.6939 or email tips@a2gov.org. Contact the Division of Public Safety & Security at 734.763.1131.
Verify this quote
UMich DPSS Crime Alert 2024-02 archive (news.dpss.umich.edu/2024/04/4268)news.dpss.umich.edufind archived copies
Corrected reformatted reconstruction to exact structured Crime Alert fields from official DPSS archive
Preserves double space in location and curly apostrophes as published
Message elements

How the first alert is built

To check this alert, Claude (an AI) read it in full 25 separate times, independently. Each read decided whether the message answers each of the six questions and gave a short reason. A final reviewer then weighed all 25 and wrote the plain-English verdict you see when you open a row. The score (for example 22/25) is how many reads agreed; the 25 individual reads are tucked underneath if you want to check them.

Alert ID: 2024-02 Alert Agency: AAPD 24-14274 Alert Issued: April 2, 2024 Date of Incident: April 1, 2024 and approximately 8:40 p.m. Location: Target, 231 S. State Street, Ann Arbor Offense: Felonious assault Summary: The Ann Arbor Police Department is investigating a Felonious Assault that occurred at the Target store on 231 S. State Street, on April 1, 2024, at approximately 8:40 p.m. Two individuals were walking in the door when they bumped into each other. A verbal altercation occurred, and the suspect brandished a folded pocket knife and placed it against the victim’s throat. The victim pushed the suspect away, and the suspect exposed the blade. They separated, and both continued shopping before they left the store. Suspect(s): Black male, 6’ tall, approximately 20 years of age, thin build, short curly hair. Wearing a dark navy or black jacket. If you have any information, please contact the AAPD tip line at 734.794.6939 or email tips@a2gov.org. Contact the Division of Public Safety & Security at 734.763.1131.

  • Sourcepresent25/25

    Final assessment

    Unanimous: identifies the Ann Arbor Police Department (AAPD) as the issuing/investigating agency.

    Who is sending the alert and who is responding. People act faster on a message from a clearly identifiable, credible sender, such as a named department, the police, or a branded alert system, than on an anonymous notice. A branded signature counts.

    See all 25 individual reads
    1. present: Issued by 'The Ann Arbor Police Department'.
    2. present: 'Ann Arbor Police Department' named
    3. present: Issued by AAPD, 'Alert Agency: AAPD'.
    4. present: 'AAPD' (Ann Arbor Police Department) identified as investigating agency.
    5. present: AAPD is named as the investigating agency.
    6. present: Identifies 'Ann Arbor Police Department'.
    7. present: 'AAPD' identified as investigating agency.
    8. present: Names 'Ann Arbor Police Department' via 'AAPD' as investigating agency.
    9. present: Identifies 'AAPD' (Ann Arbor Police Department) as investigating agency.
    10. present: 'Alert Agency: AAPD' names Ann Arbor Police Department.
    11. present: Issued by Ann Arbor Police Department (AAPD).
    12. present: 'Ann Arbor Police Department' identified as investigating agency.
    13. present: 'Alert Agency: AAPD 24-14274' and 'Division of Public Safety & Security' named.
    14. present: Issued by 'AAPD' (Ann Arbor Police Department).
    15. present: Identifies Ann Arbor Police Department (AAPD) as investigating agency.
    16. present: Issued by 'Ann Arbor Police Department'.
    17. present: 'Alert Agency: AAPD' names Ann Arbor Police Department.
    18. present: Identifies 'AAPD' (Ann Arbor Police Department) as investigating agency.
    19. present: Identified as 'Ann Arbor Police Department'.
    20. present: 'Ann Arbor Police Department' identifies issuing agency.
    21. present: Issued by 'Ann Arbor Police Department', 'Division of Public Safety & Security'.
    22. present: Identifies 'The Ann Arbor Police Department' as investigating agency
    23. present: Issued by 'AAPD' Alert Agency field.
    24. present: Identifies 'Ann Arbor Police Department' as investigating agency.
    25. present: Issued by 'Ann Arbor Police Department', tip line given.
  • Hazardpresent25/25

    Final assessment

    Unanimous: states the offense as Felonious Assault involving a knife.

    What the threat actually is. A complete warning names the specific danger, such as a shooter, a fire, a tornado, or a gas leak, rather than a vague emergency, because people decide what to do based on what they are facing.

    See all 25 individual reads
    1. present: Names 'Felonious Assault' involving a knife.
    2. present: 'Felonious assault' named
    3. present: States 'Offense: Felonious assault' with knife brandished.
    4. present: 'Felonious assault' with a knife explicitly named.
    5. present: Offense listed as 'Felonious assault'.
    6. present: Names 'Felonious assault'.
    7. present: 'Felonious assault' names specific offense.
    8. present: States 'Offense: Felonious assault' and describes a knife brandished.
    9. present: States 'Felonious assault' with a knife brandished.
    10. present: 'Offense: Felonious assault' with knife described.
    11. present: Names 'Felonious assault' specifically.
    12. present: Names 'Felonious assault.'
    13. present: 'Offense: Felonious assault', suspect 'brandished a folded pocket knife'.
    14. present: States offense 'Felonious assault' with a knife.
    15. present: States offense 'Felonious assault' specifically, involving a knife.
    16. present: States offense 'Felonious assault'.
    17. present: 'Offense: Felonious assault' names the hazard.
    18. present: States offense 'Felonious assault'.
    19. present: States 'Felonious assault' with knife brandished.
    20. present: 'Felonious assault' names specific offense.
    21. present: Names offense 'Felonious assault'.
    22. present: States 'Felonious Assault' and describes a knife brandished
    23. present: Offense listed as 'Felonious assault'.
    24. present: States 'Felonious assault' with knife brandished.
    25. present: States 'Felonious assault' and describes a knife brandished.
  • Locationpresent25/25

    Final assessment

    Unanimous: names the Target store at 231 S. State Street, Ann Arbor.

    Where the threat is. Saying whether danger is in a specific building, a part of campus, or area-wide lets people judge their own proximity and choose a safe direction. Without a where, a warning is hard to act on precisely.

    See all 25 individual reads
    1. present: Gives 'the Target store on 231 S. State Street'.
    2. present: 'Target, 231 S. State Street' named
    3. present: Names Target store, 231 S. State Street, Ann Arbor.
    4. present: 'Target, 231 S. State Street, Ann Arbor' specified.
    5. present: Names Target store at 231 S. State Street.
    6. present: Gives 'Target store on 231 S. State Street'.
    7. present: 'Target, 231 S. State Street, Ann Arbor' given.
    8. present: Names 'Target, 231 S. State Street, Ann Arbor'.
    9. present: Names 'Target store on 231 S. State Street.'
    10. present: 'Target, 231 S. State Street, Ann Arbor'.
    11. present: Names Target store at 231 S. State Street.
    12. present: Gives 'Target, 231 S. State Street, Ann Arbor.'
    13. present: 'Target, 231 S. State Street, Ann Arbor.'
    14. present: Names 'Target, 231 S. State Street'.
    15. present: Gives location 'Target, 231 S. State Street, Ann Arbor'.
    16. present: Gives 'Target, 231 S. State Street, Ann Arbor'.
    17. present: Target store, 231 S. State Street, Ann Arbor named.
    18. present: Gives 'Target, 231 S. State Street, Ann Arbor'.
    19. present: Gives 'Target, 231 S. State Street'.
    20. present: 'Target, 231 S. State Street, Ann Arbor' gives specific location.
    21. present: Gives 'Target store on 231 S. State Street'.
    22. present: Names 'Target, 231 S. State Street, Ann Arbor'
    23. present: Gives 'Target, 231 S. State Street, Ann Arbor'.
    24. present: Gives 'Target, 231 S. State Street, Ann Arbor'.
    25. present: Names 'Target, 231 S. State Street, Ann Arbor'.
  • Guidanceabsent0/25

    Final assessment

    Unanimous: the message only requests tips from the public and gives no protective-action instruction to recipients.

    The protective action to take. A clear, specific instruction, such as shelter in place, evacuate, avoid the area, or run-hide-fight, drives faster and more correct protective behavior than describing the threat alone.

    See all 25 individual reads
    1. absent: Only asks for tips, gives no protective action to recipients.
    2. absent: no protective-action instruction given to recipients
    3. absent: Only asks for tips, no protective action instructed to recipients.
    4. absent: No protective-action instruction given, only a request to report information.
    5. absent: Only provides tip-line contact info, no protective action instruction.
    6. absent: No protective action instruction, only a request for tips.
    7. absent: No protective-action instruction given to recipients, only a tip-line contact.
    8. absent: No protective action instruction, only a tip-line contact request.
    9. absent: No protective action instruction to recipients, only a tip-reporting request.
    10. absent: No protective-action instruction to recipients, only contact info for tips.
    11. absent: Only asks for tips and contact info, no protective action instruction given.
    12. absent: Only asks for tips; no protective action instructed to recipients.
    13. absent: No protective-action instruction given to recipients, only asks for tips.
    14. absent: No protective action instructed to recipients, only investigative contact info.
    15. absent: No instruction to recipients, only a request for tips.
    16. absent: No protective action instruction given to recipients.
    17. absent: Only asks for tips, no protective action instruction given to recipients.
    18. absent: No protective action instructed to recipients, only a tip line to call with information.
    19. absent: No protective-action instruction given to recipients, only a tip line contact.
    20. absent: No protective-action instruction given to recipients, only reporting request.
    21. absent: No protective action instruction given to recipients, only reporting request.
    22. absent: Only asks for tips, gives no protective action instruction to recipients
    23. absent: No protective-action instruction to recipients, only asks for tip information.
    24. absent: No protective action instructed to recipients, only asks for tips.
    25. absent: Only requests information from the public, no protective action instructed.
  • Timepresent25/25

    Final assessment

    Unanimous: gives April 1, 2024 at approximately 8:40 p.m.

    When the message applies. A timestamp, the word now or immediately, or a phrase like until further notice tells the reader whether the danger is current and how quickly to act.

    See all 25 individual reads
    1. present: Gives 'April 1, 2024, at approximately 8:40 p.m.'.
    2. present: 'April 1, 2024, at approximately 8:40 p.m.' given
    3. present: Gives April 1, 2024, approximately 8:40 p.m.
    4. present: 'April 1, 2024, at approximately 8:40 p.m.' given.
    5. present: States April 1, 2024 at approximately 8:40 p.m.
    6. present: Gives 'April 1, 2024, at approximately 8:40 p.m.'.
    7. present: 'April 1, 2024, at approximately 8:40 p.m.' given.
    8. present: Gives 'April 1, 2024, at approximately 8:40 p.m.'.
    9. present: States 'April 1, 2024, at approximately 8:40 p.m.'
    10. present: 'April 1, 2024, at approximately 8:40 p.m.'
    11. present: Gives April 1, 2024, approximately 8:40 p.m. as occurrence time.
    12. present: Gives 'April 1, 2024, at approximately 8:40 p.m.'
    13. present: 'April 1, 2024, at approximately 8:40 p.m.'
    14. present: Gives 'April 1, 2024, at approximately 8:40 p.m.'.
    15. present: Gives date and time 'April 1, 2024, at approximately 8:40 p.m.'
    16. present: Gives 'April 1, 2024, at approximately 8:40 p.m.'
    17. present: 'April 1, 2024, at approximately 8:40 p.m.' given.
    18. present: Gives 'April 1, 2024, at approximately 8:40 p.m.'
    19. present: Gives 'April 1, 2024, at approximately 8:40 p.m.'
    20. present: 'April 1, 2024, at approximately 8:40 p.m.' gives specific date/time.
    21. present: Gives 'April 1, 2024, at approximately 8:40 p.m.'.
    22. present: Gives 'April 1, 2024, at approximately 8:40 p.m.'
    23. present: Gives 'April 1, 2024, at approximately 8:40 p.m.'
    24. present: Gives 'April 1, 2024, at approximately 8:40 p.m.'
    25. present: Gives 'April 1, 2024, at approximately 8:40 p.m.'
  • Impactabsent7/25

    Final assessment

    A clear majority found no stated forward-looking harm, though a substantial minority read the description of a knife placed against the victim's throat as conveying severity; on balance that's a past-tense narrative detail, not a stated consequence to recipients.

    What the hazard could do to the people in its path. Beyond naming the threat, a complete warning conveys its potential consequences or severity, such as that a tornado can level buildings or that a leak could be explosive, so recipients grasp how much danger they are in. Research on warning message content finds that a concrete impact statement helps people personalize their risk and act sooner.

    See all 25 individual reads
    1. absent: No stated consequence.
    2. present: suspect 'placed knife against victim's throat' conveys severity of harm
    3. absent: Describes the knife threat but no explicit statement of potential harm or severity to recipients.
    4. absent: No stated potential harm, though describes suspect brandishing a knife (past event, not future consequence).
    5. absent: No stated potential harm beyond describing the incident.
    6. absent: No stated severity beyond describing the incident.
    7. present: 'brandished a folded pocket knife and placed it against the victim's throat' conveys severity.
    8. absent: Describes the assault but no explicit statement of ongoing danger to recipients.
    9. absent: No statement of ongoing danger or severity to recipients.
    10. present: Describes knife 'placed against the victim's throat', conveying severity.
    11. absent: No stated consequence beyond naming the offense.
    12. absent: Describes the assault details but no explicit statement of forward risk.
    13. present: 'placed it against the victim's throat', 'The victim was struck' conveys serious harm.
    14. absent: No stated potential harm beyond describing the incident.
    15. absent: No explicit statement of ongoing danger or severity to recipients.
    16. present: Describes suspect placing knife 'against the victim's throat', conveying severity.
    17. absent: No stated consequence or severity beyond the offense description.
    18. absent: Describes the assault but no forward statement of danger or severity.
    19. absent: Describes the assault but no explicit statement of ongoing danger or severity.
    20. present: 'suspect brandished a folded pocket knife and placed it against the victim's throat' conveys severe threat/harm.
    21. present: Describes suspect placing knife against victim's throat, conveying serious harm potential.
    22. absent: Describes the assault but no explicit statement of ongoing danger or severity
    23. absent: No stated potential harm or severity beyond factual description.
    24. absent: No statement of harm beyond describing the incident; notes injuries not clearly stated.
    25. absent: No explicit statement of potential harm.

Systematic AI judgments with visible reasoning, not human-validated codings.

About this analysis
Context

Background

The Target store at 231 S. State Street sits directly adjacent to the University of Michigan's central campus, making it a high-traffic location for students and a Clery-reportable property. The Michigan Daily covered the incident, noting the unusual circumstances of the assault. The University of Michigan's Division of Public Safety and Security issues crime alerts as its version of Clery Act timely warnings, and maintains an interactive crime alert map that allows the community to track the geographic distribution of reported crimes. UMich follows a practice of canceling crime alerts when the ongoing threat is resolved, typically because a suspect has been identified or apprehended.
Analysis

Key Findings

The felonious assault occurred at a Target store immediately adjacent to campus, a commercial property that falls within Clery-reportable geography due to its proximity
Michigan uses the term 'felonious assault' (MCL 750.82) rather than 'aggravated assault,' which can create confusion when mapping state criminal codes to Clery Act reporting categories
UMich cancels crime alerts when the ongoing threat is resolved; this alert was canceled after the suspect was identified
The unusual detail that both parties continued shopping after a knife-to-throat confrontation illustrates the unpredictable nature of interpersonal violence that triggers Clery reporting
Outcome
Suspect identified. Crime alert canceled. Ann Arbor Police Department led the investigation.
Provenance

Sources

Every claim on this page is meant to be checkable. Open the links below (and the Verify this quote control under each confirmed alert) to read the original university, news, or archive page yourself. Hostnames are shown so you can see where you are going; archived copies survive when live pages move or disappear. See also our methodology.

  1. Official
    Crime Alert 2024-02: Felonious Assault [Canceled] - UMich DPSS
    news.dpss.umich.edu
    archived copy
  2. Student Paper
    AAPD investigating Monday night assault at State Street Target - The Michigan Daily
    michigandaily.com
    archived copy
  3. Official
    Crime Alerts - UMich Division of Public Safety & Security
    dpss.umich.edu
    archived copy
Cite this case

Campus Alert Archive. "University of Michigan: Knife held to a person's throat during an altercation at a store adjacent to campus." Incident of April 1, 2024. Added April 2026; last updated July 2026. https://campusalertarchive.com/case/university-of-michigan-felonious-assault-2024-04-01/

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Alert text quoted on this page remains the work of the issuing institution; the archive is a secondary source.

Tags
felonious-assaultaggravated-assaulttimely-warningmichigankniferetail-locationcanceled-alert
Added April 2026Updated July 2026Via ingestion