Getting briefed
U.S. Air Force Airman 1st Class Ryan Pancheri, left, a 35th Aircraft Maintenance Squadron crew chief, and Capt. Michael Mayclin, right, a 13th Fighter Squadron F-16 Fighting Falcon pilot, go over pre-flight checks at Joint Base Pearl Harbor-Hickam, Hawaii, June 18, 2018. The 13th FS and 35th AMXS participated in Combat Hammer, which is a part of the Air Force's weapons system evaluation program. Combat Hammer is a week-long evaluation of munition crews, maintenance, pilots and aircraft. (U.S. Air Force photo by Senior Airman Brittany A. Chase)