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.
For the Town of Sheldon in Monroe County, Wisconsin, see Sheldon, Monroe County, Wisconsin. Sheldon is a village in Rusk County, Wisconsin, United States. The population was 256 at the 2000 census. Sheldon is located on the north bank of the Jump River.