DIVISION CENTER U.S. Navy Adm. Mike Mullen, chairman of the Joint Chiefs of Staff, conducts an all-hands call with service members assigned to the 25th Infantry Division at the U.S. Division Center on Camp Liberty, Iraq, April 22, 2011. Mullen is visiting the Central Command area of operation to support a USO tour and visit counterparts and service members in the area. SHARE: Download: Full Size (0.08 MB) Credit: VIRIN: 354134-A-TSJ24-287.jpg Photo Gallery