MARINE MESSAGE U.S. Navy Adm. Mike Mullen, chairman of the Joint Chiefs of Staff, addresses Marines during a visit to Camp Hanson in Afghanistan's Helmand province, Dec.16, 2010. Mullen and his wife, Deborah, are hosting a USO holiday tour featuring comedians Robin Williams, Lewis Black and Kathleen Madigan, Tour de France champion Lance Armstrong, and country musicians Kix Brooks and Bob Dipiero in the Central Command area of responsibility. The Marines are assigned to the 2nd Ballalion, 6th Marine Regiment. SHARE: Download: Full Size (0.07 MB) Credit: VIRIN: 287287-L-VQU10-243.jpg Photo Gallery