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.
Centerville is a city in Montgomery and Greene Counties in the U.S. state of Ohio. A part of the Greater Dayton area, its population was 23,122 as of the 2000 census. The mayor of Centerville is Mark Kingseed. Centerville has the largest collection of early stone houses in the state of Ohio. Many are listed in the National Register of Historic Places. Centerville is sister city of Waterloo, Ontario, Canada and Bad Zwischenahn, Lower Saxony, Germany. Besides one high school, Centerville has an alternative high school, 6 elementary schools, 3 middle schools, 2 kindergarten through first grade schools, and one pre-school. There is also one Catholic K-8 School serving the city. Centerville also has a collection of blue ribbon schools.