Chicago CTA stabbing: Demetrius Thurman charged after allegedly filming fatal attack on sleeping passenger
A Chicago CTA Blue Line passenger was fatally stabbed in an unprovoked attack early Jan. 10, 2026; prosecutors say 40-year-old Demetrius Thurman filmed the assault and its aftermath on his phone and now faces first-degree murder charges.
- Victim: Dominique Pollion, 37, was asleep on a CTA Blue Line train when attacked around 2:17 a.m. on Jan. 10, 2026.
- Suspect: Demetrius Thurman, 40, charged with one count of first-degree murder; prosecutors allege he recorded the assault (Fox News).
- Evidence: Investigators recovered both CTA surveillance and the suspect’s phone video, which prosecutors say includes footage of the attack and Thurman’s face afterward (Fox 32 Chicago).
- Location & response: Incident occurred near the Clark/Lake station in the Loop; the victim was taken to Northwestern Memorial Hospital and later died.
What happened
Early Saturday morning on Jan. 10, 2026, passengers and prosecutors say a sleeping rider — identified as Dominique Pollion, 37 — was stabbed in an apparent unprovoked attack aboard a Chicago CTA Blue Line train. According to prosecutors, the assault occurred at about 2:17 a.m. while Pollion was asleep in a train car.
Prosecutors allege the suspect approached from behind holding a phone in one hand and a knife with a bright-orange handle in the other, began recording and stabbed Pollion twice — once near the chest and once in the abdomen. Passengers reported Pollion woke up screaming, tried to back away down the aisle, and then collapsed.
“somebody got his ass”
Prosecutors say the suspect turned the camera on himself after the stabbing and can be heard saying the quoted phrase; investigators recovered a phone video that they say captured both the attack and the aftermath (source).
Evidence and arrest
CTA surveillance footage documented the attack and subsequent events. Investigators say they also recovered the suspect’s phone, which allegedly contains video of the stabbing and photos of other sleeping passengers. Prosecutors reported the phone included images of sleeping riders and the video shows the suspect’s face after the attack (CBS Chicago; Fox 32 Chicago).
Police arrested Demetrius Thurman Sunday at 210 S. Canal St. in the West Loop. Authorities say he was wearing the same clothes seen in the video and had the phone that contained the recording; a relative also identified him from surveillance images. Prosecutors say Thurman admitted to the stabbing during the investigation.
Investigation and identification
Chicago police investigators used CTA video images and the Illinois facial recognition program via the Secretary of State’s office to help identify Thurman, according to prosecutors. A police officer who had encountered Thurman days earlier and taken his driver’s license later recognized him from a police bulletin — a sequence that contributed to the rapid identification and arrest (Fox News; CBS Chicago).
Response on scene and victim care
A passenger on the Clark/Lake platform alerted platform security after Pollion collapsed; platform security located him and officers noted his layered clothing made initial assessment of injuries difficult. Paramedics transported Pollion to Northwestern Memorial Hospital, where he later died, according to authorities (Fox News; CBS Chicago).
Charges and court schedule
Cook County prosecutors charged Thurman with one felony count of first-degree murder. He appeared in court the following Tuesday; his next scheduled hearing is Jan. 20, 2026, when prosecutors plan to present evidence including the phone recording and CTA surveillance footage (Fox News; CBS Chicago).
Background on the suspect
Court records show Thurman has prior entries that include supervision for disorderly conduct in 2014, a DUI in 2017, and a 2023 traffic arrest where he pleaded guilty with supervision. Prosecutors have not pointed to a clear motive beyond what they describe as a random, unprovoked act (Fox 32 Chicago).
Legal and policy questions
Facial recognition and rapid evidence sharing played a key role in the investigation; authorities credited the Illinois Secretary of State’s facial recognition program as a key tool in identifying the suspect from CTA footage. That use of technology raises civil liberties and privacy questions even as proponents point to its utility in solving violent crimes quickly (CBS Chicago).
Transit safety concerns: the case has alarmed commuters and officials who note cameras alone are insufficient. Riders and safety advocates emphasize the need for officers, station security, clear reporting lines and rapid response to protect riders.
Implications for Hesperia, California
While the incident occurred in Chicago, local implications for Hesperia and San Bernardino County transit stakeholders include:
- Public safety message: A reminder for commuters to be alert; consider traveling with companions, sitting in visible cars, keeping personal items close, and reporting suspicious behavior to transit staff or police.
- Transit security policies: Agencies may review camera coverage and evidence-access policies so systems can support fast identification and arrest when needed.
- Law-and-order concerns: Residents and conservative audiences may focus on accountability, swift prosecution and stronger cooperation between transit agencies and law enforcement.
- Legal and privacy balance: Use of facial recognition could prompt local debate over safeguards, oversight and limits if similar tools are considered.
- Practical steps: Bookmark local transit hotlines, consider official reporting apps, and stay informed about safety upgrades from local agencies.
Reporting notes and sources
This article is based on court records and reporting from multiple outlets. Sources cited in reporting include: Fox News, CBS Chicago, Fox 32 Chicago, ABC7 Chicago, and an ABC7 video.
Legal note: Court proceedings are ongoing. Thurman is presumed innocent unless proven guilty in court. The next scheduled hearing is Jan. 20, 2026, when prosecutors plan to present the phone recording and CTA surveillance footage as evidence (Fox News; CBS Chicago).
