RIYADH, SAUDI ARABIA - APRIL 06:  Saudi Arabia's King Abdullah receives U.S. Defense Secretary Robert Gates at the king's Riyadh Palace April 6, 2011 in Riyadh, Saudi Arabia. Gates is expected to consult with King Abdullah on the revolts sweeping the Middle East and North Africa, a recent $60 billion deal to sell arms to Saudi Arabia and the threat of Iran in the region.  (Photo by Chip Somodevilla/Getty Images)