X-15 Flight 3-65-97 was piloted by an American aviator who was the first what?
X-15 Flight 3-65-97: X-15 Flight 3-65-97, also known as X-15 Flight 191, was a test flight of the North American X-15 experimental aircraft. X-15 Flight 3-65-97:  It took place on November 15, 1967, and was piloted by Michael J. Adams. Michael J. Adams: Michael James "Mike" Adams (May 5, 1930 – November 15, 1967), (Maj, USAF), was an American aviator, aeronautical engineer, and USAF astronaut. Michael J. Adams:  He was the first American space mission fatality, according to the United States definition.
American space mission fatality