Cases involving individuals who have been injured in crashes and collisions involving helicopters. A Helicopter Accident is an occurrence associated with the operation of an aircraft which takes place between the time any person boards the helicopter with the intention of flight and all such persons have disembarked, in which a person is fatally or seriously injured, the aircraft sustains damage or structural failure and/or the aircraft is missing or is completely inaccessible.
Alliance is a city in Stark and Mahoning counties in the U.S. state of Ohio. The population was 23,253 at the 2000 census. Alliance's nickname is "The Carnation City" and the city is home to Mount Union University. The Stark County portion of Alliance is part of the Canton–Massillon Metropolitan Statistical Area, while the small Mahoning County portion is part of the Youngstown–Warren–Boardman, OH-PA Metropolitan Statistical Area.