U.S. Air Force Capt. Samuel Hummer, a C-17 Globemaster III pilot assigned to the 317th Airlift Squadron, reviews a checklist before take-off at Whiteman Air Force Base, Mo., Jan. 22, 2016. The aircraft, assigned to the 437th Airlift Wing at Joint Base Charleston, S.C., was loaded with more than 80 personnel from the 442d Fighter Wing and seven tons of cargo in preparation for a combat search and rescue exercise. (U.S. Air Force photo by Airman 1st Class Michaela R. Slanchik)