A man sitting outside an Ohio gas station was beaten by a group of 12 teenagers in a brutal and unprovoked attack, Cleveland officials say. Surveillance video captured the group arriving at the gas station — on the city’s northeast side — in stolen Kias and Hyundais at about 12:30 a.m. on Tuesday, July 25, city officials said at a news briefing. Several teens walk up to a man sitting against a wall and unleash a flurry of kicks and punches, video shared by officials shows. The man tries to get away, but more of the group step in, surrounding...