Capt. Bill Reed checks on Dr. David Lakey, commissioner of the Department of State Health Services, who takes the role of a litter patient during an exercise aboard a C-17 aircraft Feb. 7. He and three other key staff members from the DSHS board the C-17 at Lackland Air Force Base, Texas, to learn about the aircraft and its medical evacuation capabilities. (TXMF photo by Tech. Sgt. Rene Castillo)