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.
Big Stone City is a city in Grant County, South Dakota, United States. It lies between the southern tip of Big Stone Lake and the northern bank of the Whetstone River, and is adjacent to the city of Ortonville, Minnesota. The population was 605 at the 2000 census.