Helmet adjustment
Capt. Jonathan Gibson, 20th Expeditionary Bomb Squadron B-52 Stratofortress pilot, left, informs Airman 1st Class Michael Banks, 20th EBS aircrew flight equipment specialist, about needed adjustments to his flight helmet Aug. 12, 2015, at Andersen Air Force Base, Guam. As an AEF specialist Banks repairs and maintains vital life support equipment for aviators. (U.S. Air Force photo by Staff Sgt. Alexander W. Riedel/Released)

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Photo by: Staff Sgt. Alexander W. RiedelReleased |  VIRIN: 150812-F-CH060-018.JPG