A 15-year-old boy has been arrested after five people were shot and killed at a home in Fall City in Washington state, according to local officials. A sixth victim was taken to hospital for treatment. The incident happened just before 5 a.m. on Monday when deputies received multiple 911 calls about a disturbance with gunfire at a home on Lake Alice Road in Fall City, a small community east of Seattle. Officers arriving at the scene encountered a “chaotic scene” and a 15-year-old boy was immediately taken into custody without incident, according to King County Sheriff’s Deputy Mike Mellis, who …