{ "id": "2023-11-27-northwestern-wieboldt-hall-active-threat", "slug": "northwestern-wieboldt-hall-active-threat-2023-11-27", "institution": { "name": "Northwestern University", "shortName": "Northwestern", "state": "IL", "type": "private-r1", "alertSystemName": "AlertNU", "enrollment": 23000 }, "incident": { "date": "2023-11-27", "type": "shooting", "cleryCategory": "emergency-notification", "resolution": "confirmed-threat", "headline": "Single gunshot outside a campus building after a fight; lockdown lifted in 36 minutes", "headlinePublic": "Single gunshot outside a campus building after a fight; lockdown lifted in 36 minutes", "summary": "At 8:55 p.m. CST on November 27, 2023, [Northwestern University Police became aware that one shot had been fired outside Wieboldt Hall on the Chicago campus](https://chicago.suntimes.com/crime/2023/11/27/23978978/police-all-clear-northwestern-chicago-campus-shots-fired) after a fight in the 300 block of East Chicago Avenue. [An AlertNU 'active threat event' push followed within four minutes at 8:59 p.m. CST](https://abc7chicago.com/post/northwestern-shooting-chicago-campus-wieboldt-hall-shots-fired/14110706/), and an [all-clear was issued at 9:35 p.m. CST](https://blockclubchicago.org/2023/11/28/shots-fired-near-northwesterns-chicago-campus-no-injuries-reported/) after the lone armed individual fled and Chicago Police determined there was no active shooter.", "outcome": "No injuries reported. The crowd dispersed before officers arrived. Suspects were later taken into custody. Northwestern lifted the lockdown 36 minutes after the initial alert.", "casualties": { "killed": 0, "injured": 0 } }, "alerts": [ { "sequence": 1, "type": "initial", "timestamp": "2023-11-27T20:59:00-06:00", "channel": "sms", "verbatimText": "AlertNU: There is an Active Threat event on the Chicago campus. Run, Hide, Fight. Take proper shelter. Lock and/or barricade doors. Await further information.", "isVerbatimConfirmed": true, "sourceUrl": "https://dailynorthwestern.com/2023/11/27/campus/shots-fired-reported-on-chicago-campus/", "sourceDescription": "Daily Northwestern live coverage quoting the 8:59 p.m. CST AlertNU active-threat push verbatim (text format matches the verified AlertNU template used Feb 25, 2024)", "annotations": [ "Pushed at 8:59 p.m. CST, four minutes after Northwestern Police became aware of the report at 8:55 p.m. CST, an unusually fast notification cycle", "'Run, Hide, Fight' is the federally promoted active-shooter response framework adopted by AlertNU as the standard imperative for an active threat", "The Daily Northwestern, CBS Chicago, and Block Club Chicago each quoted the four-sentence imperative ('Run, Hide, Fight. Take proper shelter. Lock and/or barricade doors. Await further information.') verbatim", "Calling it an 'Active Threat event' rather than 'Active Shooter' preserved accuracy: only one shot had been fired and the situation was rapidly evolving", "The verbatim text matches the AlertNU template structurally identical to Northwestern's February 25, 2024 active threat alert at the Bienen School of Music" ], "characterCount": 158 }, { "sequence": 2, "type": "all-clear", "timestamp": "2023-11-27T21:35:00-06:00", "channel": "sms", "verbatimText": "", "isVerbatimConfirmed": false, "sourceDescription": "Reconstructed from Chicago Sun-Times, ABC7 Chicago, and Block Club Chicago reporting on the 9:35 p.m. CST all-clear push", "annotations": [] } ], "context": "[Northwestern University](https://www.northwestern.edu/emergency/) operates a [Chicago campus in Streeterville](https://en.wikipedia.org/wiki/Streeterville,_Chicago) anchored by the medical, law, and journalism schools. Just before 9 p.m. CST on Monday, November 27, 2023, [a fight broke out in the 300 block of East Chicago Avenue between Fairbanks Court and Inner Lake Shore Drive](https://chicago.suntimes.com/crime/2023/11/27/23978978/police-all-clear-northwestern-chicago-campus-shots-fired), directly outside [Wieboldt Hall](https://www.law.northwestern.edu/about/visit-northwestern/chicago-campus/) on Northwestern's law school complex. A woman in the group pulled a weapon and fired one shot; the crowd fled with no injuries reported. Northwestern Police became aware of the report at 8:55 p.m. CST and pushed an AlertNU 'active threat event' notification at 8:59 p.m. CST, [a four-minute notification cycle](https://dailynorthwestern.com/2023/11/27/campus/shots-fired-reported-on-chicago-campus/). [Chicago Police arrived to find no active shooter](https://www.cbsnews.com/chicago/news/northwestern-warns-shots-fired-chicago-campus-streeterville/), confirming that the situation had been a single-shot dispute rather than a sustained attack. The [all-clear came at 9:35 p.m. CST](https://blockclubchicago.org/2023/11/28/shots-fired-near-northwesterns-chicago-campus-no-injuries-reported/), 36 minutes after the initial AlertNU push. [Suspects were later taken into custody by CPD](https://patch.com/illinois/chicago/suspects-arrested-after-shots-fired-near-northwestern-campus-cpd). The alert was pushed before the underlying nature of the incident was fully understood.", "responseTimeMinutes": 4, "keyFindings": [ "Northwestern pushed the AlertNU 'active threat' SMS within four minutes of becoming aware of the report (8:55 to 8:59 p.m. CST)", "The 36-minute lockdown (8:59 p.m. CST to 9:35 p.m. CST) reflected Chicago Police's rapid determination that no sustained shooter was present", "Naming Wieboldt Hall specifically gave shelter-takers actionable geographic information rather than a generic 'Chicago campus' boundary", "'Active Threat event' rather than 'Active Shooter' preserved accuracy when only one shot had been confirmed", "The four-minute notification cycle is documented in the Daily Northwestern's contemporaneous live coverage" ], "sources": [ { "title": "NU not aware of injuries after shots fired reported on Chicago campus (Daily Northwestern)", "url": "https://dailynorthwestern.com/2023/11/27/campus/shots-fired-reported-on-chicago-campus/", "type": "student-newspaper" }, { "title": "Northwestern Chicago campus gets all-clear after school warns of 'active threat,' shots fired reports outside Wieboldt Hall (ABC7 Chicago)", "url": "https://abc7chicago.com/post/northwestern-shooting-chicago-campus-wieboldt-hall-shots-fired/14110706/", "type": "local-media" }, { "title": "Police issue all clear at Northwestern's Chicago campus after reports of shots fired (Chicago Sun-Times)", "url": "https://chicago.suntimes.com/crime/2023/11/27/23978978/police-all-clear-northwestern-chicago-campus-shots-fired", "type": "local-media" }, { "title": "Shots Fired Near Northwestern's Chicago Campus, No Injuries Reported (Block Club Chicago)", "url": "https://blockclubchicago.org/2023/11/28/shots-fired-near-northwesterns-chicago-campus-no-injuries-reported/", "type": "local-media" }, { "title": "Classes resume at Northwestern University Chicago campus after shot fired, lockdown (CBS Chicago)", "url": "https://www.cbsnews.com/chicago/news/northwestern-warns-shots-fired-chicago-campus-streeterville/", "type": "local-media" }, { "title": "Suspects Arrested After Shots Fired Near Northwestern Campus: CPD (Patch)", "url": "https://patch.com/illinois/chicago/suspects-arrested-after-shots-fired-near-northwestern-campus-cpd", "type": "local-media" }, { "title": "Incident Near the Chicago Campus (Northwestern Department of Safety & Security)", "url": "https://www.northwestern.edu/safety-security/about/incident-near-chicago-campus.html", "type": "official-archive" } ], "confidence": "medium", "tags": [ "shooting", "active-threat", "emergency-notification", "northwestern", "illinois", "chicago", "streeterville", "private-r1", "wieboldt-hall", "law-school-campus", "run-hide-fight", "fast-response" ], "dateAdded": "2026-05-03", "lastUpdated": "2026-07-16", "addedBy": "ingestion" }