The crew consisted of pilots Lt. Col. Arthur "Bud" Holland (aged 46) and Lt. Col. Mark McGeehan (38), Colonel Robert Wolff (46), and weapon systems officer/radar navigator Lt. Col. Ken Huston (41). Holland was the designated aircraft commander for the flight, with McGeehan as the co-pilot and Wolff as a safety observer. Holland was the chief of the 92nd Bomb Wing's Standardization and Evaluation branch, McGeehan was the commander of the 325th Bomb Squadron, Wolff was the vice commander of the 92nd Bomb Wing, and Huston was the 325th Bomb Squadron's operations officer.[1][page needed][2][page needed][3]: 2–3 Holland, as chief of standardization and evaluation, was responsible for the knowledge and enforcement of academic and in-flight standards for the bomb wing's flying operations.