374 OSS upgrades aircrew oxygen masks; enhances standardization
U.S. Air Force Senior Airman Reina Terrazas, left, and Airman 1st Class Van Jongen, 374th Operations Support Squadron aircrew flight equipment journeymen, inspects a folding quick don mask at Yokota Air Base, Japan, Jan. 28, 2025. The 374th OSS provides flight operations, intelligence, combat survival, aviation resource management, aircrew training and weather forecasts to enable a forward presence in the western Pacific. (U.S. Air Force photo by Staff Sgt. Spencer Tobler)