One of the males pulled out a knife and stabbed a 15-year-old boy in the thigh, police said.
Red Line subway service is resuming after a reroute Sunday due to a hazmat response in the Loop.
CTA Blue Line service resumed Saturday after someone jumped onto the tracks on the Northwest Side.
Red Line trains were rerouted to elevated tracks during the evening rush Thursday after a teen was struck and killed by a train in the Loop.
Service is resuming with delays on multiple CTA lines because of fire department activity Wednesday on the North Side.
Red Line service was rerouted to above-ground tracks for over three hours Wednesday due to a problem at the Grand Avenue subway station.
CTA train service was temporarily halted Tuesday in Rogers Park on the North Side after a woman was struck by a train, authorities said.
A woman was grazed and a man seriously wounded in a drive-by in Park Manor on the South Side.
A man was beaten and robbed on a CTA Red Line train Monday in Lincoln Park on the North Side.
Red Line trains were delayed ahead of the evening rush Tuesday on the South Side because of debris on the tracks, according to an alert from the CTA.
Chicago police are warning CTA riders of a string of pick pocket thefts reported in September and October on train platforms in the Loop.
Seven people were injured, including a 15-year-old boy who is in critical condition, after a Pink Line train crashed into a vehicle Thursday in suburban Cicero.
A CTA bus driver and three passengers were injured when a northbound bus veered across oncoming traffic and hit a tree Monday on Lake Shore Drive in Uptown on the North Side.
Chicago police are looking for two men wanted for pickpocketing commuters at CTA Blue Line stations in September.
CTA Blue Line service is resuming with delays after a gas leak Friday prompted an evacuation at the Jackson station in the Loop.
The Chicago Transit Authority’s Blue Line service will shut down Friday night for nine days of repairs between O’Hare and Rosemont stations.
Service has resumed on six Chicago Transit Authority train lines Wednesday during the evening rush in the Loop after a reported bomb threat.
The Chicago Transit Authority announced Friday that Blue Line service will shut down late next week for nine days of repairs between O’Hare and Rosemont stations.
Pink Line trains are running with delays Wednesday after track switching problems suspended trains between the Polk Street station and the Loop, according to the CTA.
Blue Line trains are running with delays after earlier “medical emergency” on the tracks.