U.S. Army Sgt. King David, 1st Battalion, 228th Aviation Regiment CH-47 Chinook Crew Chief, performs and inspection prior to liftoff from Augusto C. Sandino International Airport in Managua, Nicaragua, on a mission to return the Joint Task Force-Bravo U.S. Southern Command Situational Assessment Team to Soto Cano Air Base, Honduras, May 19, 2016. David’s job is to ensure the safe loading and unloading of cargo and passengers in the helicopter, as well as to perform inspections and checks prior to, during and after flight. (U.S. Air Force Photo by Capt. David Liapis)