U.S. Air Force Chief Master Sgt. Lonnie Patchen, Port Dawg Challenge umpire, briefs Airmen competing in the fit to fight section of the PDC at Dobbins Air Reserve Base, Ga., June 18, 2015. The 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 Senior Airman Josh Slavin/Released)