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.
Sumner is a city in Bremer County, Iowa, United States. The city is located along the county's eastern border, between Bremer and Fayette counties. The population was 2,106 at the 2000 census. The Bremer County portion of Sumner is part of the Waterloo–Cedar Falls Metropolitan Statistical Area. The community is named after American political leader Charles Sumner. Sumner is home to LifeLine Ambulance, a major manufacturer of ambulances around the country.