Chicago

Seven people were killed and more than three dozen were injured after bullets were fired from a "high-powered rifle" from atop a building into a crowd.

Aiden's photo was shared across social media after the July 4 shooting to reunite him with family - but his parents are now confirmed among those killed.

Police have arrested a man after six people were killed and at least 36 were injured after a gunman opened fire on a Fourth of July parade in a Chicago suburb.