CHAIRMAN'S COIN U.S. Navy Adm. Mike Mullen, chairman of the Joint Chiefs of Staff, hands out commemorative coins at the conclusion of an all-hands call on Scott Air Force Base, Ill., Feb. 19, 2009. Mullen is on a two-day trip visiting airmen on Minot and Scott Air Force bases and soldiers on Fort Campbell, Ky. SHARE: Download: Full Size (0.06 MB) Credit: VIRIN: 602770-U-YNA27-574.jpg Photo Gallery