Four people were killed and 14 others wounded in a "deplorable and cowardly" mass shooting in Chicago on Wednesday night, according to the police superintendent.Around 11 p.m., people were exiting a venue in the River North neighborhood and standing on the sidewalk when a vehicle pulled up and someone in the car opened fire on the crowd,

Gunfire from a passing car ripped into a crowd of partygoers in the River North neighborhood, the police said.