
Secretary of State Hillary Rodham Clinton speaks about China on Friday, Jan. 14, 2011, at the State Department in Washington. (AP Photo/Charles Dharapak)

Secretary of State Hillary Rodham Clinton speaks about China, Friday, Jan. 14, 2011, at the State Department in Washington. (AP Photo/Charles Dharapak)

Secretary of State Hillary Rodham Clinton talks at the Forum for the Future conference in Doha, Qatar, Thursday, Jan.13, 2011. (AP Photo/Tara Todras-Whitehill)

Yemeni President Ali Abdullah Saleh greets Secretary of State Hillary Rodham Clinton as she arrives at the presidential palace in Sanaa, Yemen, on Tuesday. Mrs. Clinton's unannounced visit aimed to shore up ties with a fragile and problematic ally. (Associated Press)

Yemeni President Ali Abdullah Saleh, right, walks with Secretary of State Hillary Rodham Clinton, as she arrives at the Presidential Palace in Sanaa, Yemen, Tuesday, Jan. 11, 2011. (AP Photo/Hani Mohammed)

Secretary of State Hillary Rodham Clinton leaves the Zabeel Palace after her meeting with Sheik Mohammad bin Rashid Al Maktoum, prime minister of the United Arab Emirates and ruler of Dubai, in Dubai, United Arab Emirates, Monday Jan. 10, 2011. (AP Photo/Kamran Jebreili)

Secretary of State Hillary Rodham Clinton leaves Zabeel Palace after her meeting with United Arab Emirates Prime Minister Sheik Mohammad bin Rashid Al Maktoum in Dubai on Monday. (Associated Press)

Secretary of State Hillary Rodham Clinton, 2nd right, poses for the camera after a live show called "Sweet Talks", with unidentified Middle East women at Zayed University in Abu Dhabi, United Arab Emirates, Monday Jan.10, 2011. (AP Photo/Kamran Jebreili)

Associated Press President Obama discusses the Afghanistan-Pakistan annual review Thursday as (from left) Defense Secretary Robert M. Gates, Vice President Joseph R. Biden Jr., Secretary of State Hillary Rodham Clinton and Marine Gen. James Cartwright look on.