KING ABDULLAH U.S. Defense Secretary Robert M. Gates and U.S. Navy Adm. Mike Mullen, chairman of the Joint Chiefs of Staff, meet with King Abdullah II of Jordan in Washington D.C., April 12, 2010. Abdullah attended the Nuclear Security Summit, which convened leaders of more than 40 countries. SHARE: Download: Full Size (0.07 MB) Credit: VIRIN: 405316-R-UJN87-504.jpg Photo Gallery