MEDIA REMARKS U.S. Navy Adm. Mike Mullen, chairman of the Joint Chiefs of Staff, addresses media onboard a U.S. Air Force C-17 en route to Kabul, Afghanistan, April 21, 2011. Mullen is visiting the Central Command area of operation to support a USO tour to the region and visit counterparts and service members in the area. SHARE: Download: Full Size (0.06 MB) Credit: VIRIN: 545606-G-YKY21-881.jpg Photo Gallery