Cottonwood, Arizona: A fire department training exercise goes wrong due to a flashover; Queensland, Australia: A drag racer goes airborne and crashes; Jalalabad, Afghanistan: A convoy is attacked by bombers in a vehicle-based IED; Mohawk River, New York: Boaters are trapped near a lock after their boat capsizes; Los Angeles, California: Skateboarder Jake Brown crashes attempting a 720º turn in mid-air; Hakkari, Turkey: A crew filming a music video are engulfed by an avalanche.