Islamic State group claims deadly UK concert bombing

By Jill Lawless, Rob Harris, Sylvia Hui, and Lori Hinnant Associated Press MANCHESTER, England — Investigators hunted Tuesday for possible accomplices of the suicide bomber who attacked an Ariana Grande concert in Manchester, killing 22 people and sparking a stampede of young concertgoers, some still wearing the American pop star's trademark kitten ears and holding pink balloons. The Islamic State group claimed responsibility for the Monday night carnage, but the top American...