15th SOS loadmasters lock down cargo
Tech. Sgt. Zach Kelhi, a loadmaster with the 15th Special Operations Squadron, checks the seal of an oxygen mask on an MC-130H Combat Talon II at Hurlburt Field, Fla., May 30, 2017. A seal is needed for aircrew members to receive oxygen during an emergency. (U.S. Air Force photo by Airman 1st Class Joseph Pick)

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Photo by: Airman 1st Class Joseph Pick |  VIRIN: 170530-F-UQ958-0153.JPG