PERSONNEL ANNOUNCEMENT Defense Secretary Ash Carter announces President Barack Obama's choices of Army Gen. Mark A. Milley as the next Army chief of staff and Navy Adm. John M. Richardson as the next naval chief of operations during a briefing at the Pentagon, May 13, 2015. If confirmed by the Senate, Milley would succeed Army Gen. Ray Odierno and Richardson would succeed Navy Adm. Jonathan W. Greenert. SHARE: Download: Full Size (0.05 MB) Credit: VIRIN: 954318-V-MSH04-214.jpg Photo Gallery