Police: At least 4 killed in shooting at Tulsa medical building

Four people were shot and killed on Wednesday afternoon at a medical building in Tulsa, police said. It is a "catastrophic scene" at the Natalie Medical Building, Tulsa Police Department Capt. Richard Meulenberg said. The building is part of St. Francis Hospital, and houses a breast health center and outpatient surgery center. The unidentified suspect fired a handgun and a rifle during the attack, Tulsa Police Deputy Chief Jonathan Brooks said, and has died, apparently from a self-inflicted guns...