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.
Hazen is a city in Mercer County, North Dakota in the United States. The population was 2,457 at the 2000 census. Hazen was founded in 1913. Hazen has a K-12 school system. Because of its proximity to Beulah, a town of similar size about 10 km (5 mi) away, Hazen is rarely mentioned by itself but rather as Hazen-Beulah. It is located about a half an hour away from the largest lake in North Dakota.