Afghanistan President Hamid Karzai, is escorted by Sergeant of Arms of the Senate Terrance Gainer, left, as he walks to a meeting with U.S. senators on Capitol Hill in Washington, Wednesday, Jan. 9, 2013. (AP Photo/Manuel Balce Ceneta)

Photo by: Manuel Balce Ceneta

Afghanistan President Hamid Karzai, is escorted by Sergeant of Arms of the Senate Terrance Gainer, left, as he walks to a meeting with U.S. senators on Capitol Hill in Washington, Wednesday, Jan. 9, 2013. (AP Photo/Manuel Balce Ceneta)