Photo Credit: Navy Petty Officer 1st Class Chad J. McNeeley
Gen. Martin E. Dempsey, center, chairman of the Joint Chiefs of Staff, applauds as Air Force Gen. Craig R. McKinley, left, outgoing National Guard Bureau chief, shakes hands with Lt. Gen. Frank J. Grass, incoming chief, during the change-of-responsibility ceremony for chief at the Pentagon, Sept. 7, 2012. Grass received his fourth star during the event.