Remember their courage
Four UH-1N helicopters from the 1st Helicopter Squadron fly in formation over Arlington National Cemetery, Va., Aug. 28, 2015. The fly-over was held to honor those who perished in helicopters during the Vietnam War. (U.S. Air Force photo by Staff Sgt. Chad C. Strohmeyer) (Released)

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Tags: 11th Wing
Photo by: Staff Sgt. Chad C. Strohmeyer Released |  VIRIN: 150828-F-IF940-073.JPG