U.S. Secretary of State Hillary Rodham Clinton is greeted with flowers as she arrives at Hanoi Noi Bai International Airport to later meet with Vietnamese officials and attend the ASEAN-US Ministerial Meeting, Thursday, July 22, 2010, in Hanoi, Vietnam. (AP Photo/Paul J. Richards, Pool)

Photo by: Paul J. Richards

U.S. Secretary of State Hillary Rodham Clinton is greeted with flowers as she arrives at Hanoi Noi Bai International Airport to later meet with Vietnamese officials and attend the ASEAN-US Ministerial Meeting, Thursday, July 22, 2010, in Hanoi, Vietnam. (AP Photo/Paul J. Richards, Pool)