U.S. General John Allen, commander of U.S. forces in Afghanistan, listens to a speech by Afghan Defence Minister Abdul Rahim Wardak during a ceremony to sign an agreement in Kabul March 9, 2012. The United States and Afghanistan signed a deal on the transfer of a major U.S.-run detention centre to Afghan authorities on Friday, improving the prospects of a strategic partnership allowing long-term American involvement in the country. REUTERS/Omar Sobhani (AFGHANISTAN - Tags: POLITICS)