CHAIRMAN'S SALUTE U.S. Army Gen. Martin E. Dempsey, chairman of the Joint Chiefs of Staff, returns the salute from an airman first class during a visit to Afghanistan, July 21, 2013. The airman is assigned to the support air refueling mission at Mazar-i-Sharif. SHARE: Download: Full Size (0.06 MB) Credit: VIRIN: 564386-W-HBK88-415.jpg Photo Gallery