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More than 800 Airmen assigned to Flights 470-486 receive their Airman and Guardian’s coin during the 737th Training Group Coin and Retreat Ceremony at Joint Base San Antonio-Lackland, Texas, June 25, 2025. The ceremony is one of three graduation events for the Department of the Air Force, Basic Military Training, and signifies the transition from trainee to Airman. Colonel Billy R. Wilson Jr., Commander, 737th Training Group, Joint Base San Antonio-Lackland, Texas and Chief Master Sgt. Whitfield Jack, 737 TRG Senior Enlisted Leader, were the guest speakers for the ceremony. The 37th Training Wing, known as the “Gateway to the Air Force,” is home to BMT.