Chatham SWAT response ends after no gunman found — hours after SWAT responds to Northwestern Memorial for phone threat

A Chicago police SWAT team responded to a second unfounded call Sunday evening in the Chatham neighborhood — hours after the SWAT team was called to Northwestern Memorial Hospital downtown for a phone threat.

The incident in Chatham began around 10:45 p.m. when someone told police a person was barricaded with a gun in a building in the 8200 block of South Langley Avenue, police said.