Airmen from the 38th Aerial Port Squadron at Joint Base Charleston, S.C. build a pallet during the first annual Port Dawg Challenge April 12, 2014. The event brought together the 38th and 81st Aerial Port Squadrons, both from the 315th Airlift Wing at Joint Base Charleston, who joined forces to compete in the challenge and showcase their aerial port skills. The day of events included pallet loading, load planning, a forklift obstacle course, simulated passenger processing and a joint inspection of a vehicle. (U.S. Air Force photo/Tech. Sgt. Shane Ellis)