CBS News Chicago witnessed the man being tackled by law enforcement and removed from the courthouse lobby on a stretcher.

Elmhurst police said they assisted law enforcement agencies with conducting an arrest warrant operation at a home near the ...

Officers were called to the 8100 block of South Prairie Park Place just after 1 a.m. after reports of shots possibly fired ...

The FBI and other law enforcement personnel responded to a man in the Dirksen lobby who walked into the courthouse armed with ...

A man and woman were arguing around 1:05 a.m. in the 8100 block of South Prairie Park Place when she heard a "loud noise ...

The man held up a sign that read "call lawyer" during the lengthy standoff, which led to a mandatory evacuation. There were no reports of injuries, and there was no danger to the public, authorities ...

Experts are praising efforts of officers to bring the Tuesday barricade situation at the Dirksen Federal Building to an end ...

Following a nine-hour standoff at the Dirksen Federal Building, a knife-wielding man — who prompted a lockdown and evacuation ...

The Dirksen Federal Building in Chicago was locked down after reports of a knife-wielding person inside. FBI is investigating; locals urged to avoid the area.