Police: Gunman Dead After Shooting Four People Downtown Chicago

CHICAGO (AP) - Chicago police say the gunman in a downtown office shooting is dead and four people are wounded.

The skyscraper also houses a commuter train station.

Gunfire sent people running from the Citigroup Center office tower and stranded rush-hour commuters.

A fire department spokeswoman says three victims are hospitalized in critical condition and a fourth is in stable condition.