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.
Portsmouth is an independent city located in the Hampton Roads metropolitan areas of the U.S. Commonwealth of Virginia. As of the 2000 census, the city had a total population of 100,565, and a 2008 Census estimate showed the city's population had slightly increased to 100,577.