Keywords: US Air Force HH-60 Helicopter crew helmet.jpg en US Marine Gen Joseph F Dunford Jr chairman of the Joint Chiefs of Staff brief to a US Air Force HH-60 Helicopter crew is reflected in a aircrew members visor in Camp Lemonnier Djibouti on Dec 6 2015 Dunford is joined with USO entertainers as they travel to various locations to visit service members who are deployed from home during the holidays DoD photo by D Myles Cullen/Released 2015-12-06 08 39 09 https //www flickr com/photos/thejointstaff/23217542849/ DoD photo by D Myles Cullen/Released other versions cc-by-2 0 Chairman of the Joint Chiefs of Staff https //flickr com/photos/42310076 N04/23217542849 2015-12-23 05 10 27 cc-by-2 0 PD-USGov Helmets Camp Lemonnier 2015 in aviation in Djibouti Sikorsky HH-60 Pave Hawk |