Maintaining Aggression
Ryan Platt, a U.S. Air Force civilian aircraft mechanic, assigned to the 18th Aggressor Squadron out of Eielson Air Force Base, Alaska, stands by as pre-flight checks are conducted Jan. 11, 2018, during Sentry Aloha 18-1 at Joint Base Pearl Harbor-Hickam, Hawaii. Pre-flight checks are an essential part of every flying mission and are conducted to test each part of the aircraft to ensure they are properly functioning. (U.S. Air Force Photo by Airman 1st Class Eric M. Fisher)