MULLEN SPEAKS U.S. Navy Adm. Mike Mullen, chairman of the Joint Chiefs of Staff, speaks at the 6th Annual Black Engineer of the Year, Stars and Stripes Dinner at the Marriott Wardman Park Hotel in Washington, D.C., Feb. 18, 2011. SHARE: Download: Full Size (0.05 MB) Credit: VIRIN: 384595-V-EMT16-724.jpg Photo Gallery