The commander of troops, Lt. Col. Richard Fornili, salutes as the reviewing party, (from left to right) Maj. Gen. John R. O’Connor, 21st Theater Sustainment Command Commanding General, Col. Scott Dingle, outgoing commander, and Col. William Stubbs, incoming commander, arrives to troop the line during the 30th Medical Brigade’s change of command and responsibility ceremony on May 18, 2015 at Sembach Parade Field, Germany. (U.S.Army photo by Visual Information Specialist Elisabeth Paque/Released)