ADMIRAL INTRODUCTION U.S. Navy Adm. Gary Roughead, chief of naval operations, left, introduces U.S. Navy Adm. Mike Mullen, chairman of the Joint Chiefs of Staff, at the 2010 Flag Officers/Senior Executive Service Symposium at the U.S. Naval Academy in Annapolis, Md., June 16, 2010. SHARE: Download: Full Size (0.05 MB) Credit: VIRIN: 991633-G-PXY55-674.jpg Photo Gallery