COMMAND CHANGE Defense Secretary Chuck Hagel passes the command flag to Air Force Gen. Paul J. Selva, the incoming commander of U.S. Transportation Command, during the change-of-command ceremony on Scott Air Force Base, Ill., May 5, 2014. Selva relieves Air Force Gen. William M. Fraser III, the outgoing commander, who retired after 40 years of service. SHARE: Download: Full Size (0.06 MB) Credit: VIRIN: 666613-Q-GYI64-803.jpg Photo Gallery