An unmanned U.S. Predator drone flies over Kandahar Air Field, southern Afghanistan, in 2010. A new report questions the U.S. policy of using armed drones abroad to carry out attacks on suspected terrorists. Kirsty Wigglesworth/AP hide caption

itoggle caption Kirsty Wigglesworth/AP

A man removes a poster of presidential candidate Ashraf Ghani after the official end of the election campaign. Saturday's runoff election pits Ghani against Abdullah Abdullah. Both have held top government positions and want close ties with the U.S. Ahmad Masood/Reuters/Landov hide caption

itoggle caption Ahmad Masood/Reuters/Landov