William C. McCool

William Cameron "Willie" McCool (néGraham; September 23, 1961 – February 1, 2003) was an American naval officer and aviator, test pilot, aeronautical engineer, and NASA astronaut, who was the pilot of Space Shuttle Columbia mission STS-107. He and the rest of the crew of STS-107 were killed when Columbiadisintegrated during reentry into the atmosphere. McCool was posthumously awarded the Congressional Space Medal of Honor.