OSAN AIR BASE, Republic of Korea -- U.S. Air Force Senior Airman Michael Smith, 25th Aircraft Maintenance Unit 3-man, prepares to load a missile onto an A-10 Thunderbolt II during a quarterly 51st Maintenance Group weapons load competition at Osan Air Base, Republic of Korea, July 7, 2017. Load crews who performed well in their monthly proficiency loads and quarterly evaluations were chosen to compete in the competition.