Brig. Gen. Mark Brown, incoming 2nd Air Force commander, prepares to deliver remarks during the 2nd Air Force change of command ceremony July 3, 2014, at Keesler Air Force Base, Miss. Brown was previously the Financial Management director, Headquarters Air Force Material Command at Wright-Patterson Air Force Base, Ohio. He replaces Maj. Gen. Leonard Patrick, who's headed to Randolph Air Force Base, Texas, where he will become the AETC vice commander. (U.S. Air Force photo by Kemberly Groue)