A single engine Cessna-172 turned turtle and crashed in the St George airport in Utah killing all four occupants as reported by fox13news dated 26th of May 2012.
The incident has been revealed because of the security personnel who saw the crash while carrying out a routine check of the perimeter of the airport.
The incident appears to have occurred during the night and the occupants had been charred to death and were beyond recognition.
The light aircraft was upside down and lying on a dirt surface roughly 300 feet south of the runway and it was not immediately clear whether the accident took place during takeoff or during lading.
The victims have been identified and investigators of the Federal Aviation Administration and National Transportation Safety Board have arrived on the scene to carry out detailed investigations.
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