Overview

• The stabbing occurred on Wednesday night as a Blue Line train passed the 5800 block of North River Road in Rosemont.
• The 42-year-old victim was stabbed in the thigh during an argument and later died at a nearby hospital.
• Officers took a suspect into custody at the scene and are reviewing evidence before filing formal charges.
• Police have not released the victim’s identity or established a motive for the attack.
• This case follows a series of recent stabbings and shootings on CTA lines, fueling concerns over commuter safety.