U.S. Air Force air transportation specialists with

U.S. Air Force air transportation specialists with the 71st Aerial Port Squadron, Dover Air Force Base, Del., participate in the pallet build up event during the Air Force Reserve Command Port Dawg Challenge at Dobbins Air Reserve Base, Ga., April 25, 2017. The AFRC Port Dawg Challenge was created to enhance and maintain the camaraderie, esprit de corps and prestige of aerial port Airmen while promoting professionalism, leadership, training and communication between "Port Dawgs." (U.S. Air Force photo by Master Sgt. John R. Nimmo, Sr./Released)