Airman 1st Class John Teegen (middle), 361st Training Squadron fuels systems apprentice and native of Bassett, Virginia, practices applying sealant to a trainer at Sheppard Air Force Base, Texas, while his classmates, Airman Basic Darryl Fahn (right), native of Manassas, Virginia, and Airman Basic Melvin Hall (left), native of Louisville, Kentucky, watch him perform the task, Sept. 7, 2016. The sealant is used to prevent leaks in integral fuel tanks and is the last block of instruction for students in the aircraft fuel systems apprentice course. (U.S. Air Force photo by Senior Airman Kyle E. Gese)
<br>Unit: 82nd Training Wing /PA
Senior Airman Kyle Gese
Taken on 7 September 2016
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