CJCS visits Peterson
Chairman of the Joint Chiefs of Staff Adm. Mike Mullen speaks to the staff of North American Aerospace Defense Command and U.S. Northern Command during a visit to command headquarters at Peterson Air Force Base, Colo., on March 10. It was Admiral Mullen's first visit to the commands since he was sworn in as chairman in October 2007. (U.S. Navy photo/Petty Officer 1st Class John Mason)