Chairman of the Joint Chiefs of Staff, Adm. Mike Mullen, greets Army Staff Sgt. Sharon Moore, an intensive care unit technician assigned to 332nd Expeditionary Medical Group, during a visit to the Air Force Theater Hospital in Balad, Iraq, Oct. 4. Mullen is on his first tour of the central command area of operations visiting with the leadership and service members assigned to the region since becoming chairman Oct. 1. (DoD Photo/mass communication specialist Petty Officer 1st Class Chad J. McNeeley)