Joseph Schweitzer , one of the two American pilots , confessed Reveal_secret in 2012 that he had burned Bodily_harm the tape containing incriminating Judgment_communication evidence upon returning Arriving to the American base .

The pilot , Captain Richard J. Ashby , and his navigator , Captain Joseph Schweitzer , were put on trial Legality in the U.S. and found Coming_to_believe not guilty of involuntary manslaughter Killing and negligent homicide Killing .