30th Medical Group change of command
VANDENBERG AIR FORCE BASE, Calif. -- Col. Richard Boltz, 30th Space Wing commander, and Col. Janice Wallace, the outgoing 30th Medical Group commander, clap in appreciation for Col. Barbara Jones, the incoming 30th MDG commander, during the 30th MDG change of command ceremony at the Pacific Coast Club here Monday, Aug. 8, 2011. (U.S. Air Force photo/Staff Sgt. Andrew Satran)