A money-changer in the Afghan city of Herat counts a stack of Iranian bills. More and more Iranian currency is being brought in by smugglers to exchange for dollars, which then go back to Iran. Soraya Sarhaddi Nelson/NPR hide caption

itoggle caption Soraya Sarhaddi Nelson/NPR

Libyans watch the protest against Ansar al-Shariah Brigades and other Islamic militias, in Benghazi on Sept. 21. The recent attack that killed the U.S. ambassador and three other Americans has sparked a backlash among frustrated Libyans against the heavily armed gunmen, including Islamic extremists, who run rampant in their cities. Mohammad Hannon/AP hide caption

itoggle caption Mohammad Hannon/AP

Arefa with her host family, sisters Jami Valentine (left) and Staci Freeman. Doctors in the U.S. have been treating Arefa's third-degree burns, and also performed skin-graft surgery for the top of her head. Each morning still requires a fresh dressing. Gloria Hillard for NPR hide caption

itoggle caption Gloria Hillard for NPR

January 2011: Boys in the Andar district of Afghanistan gathered to collect candy from passing U.S. Army soldiers. Now, there are reports from that area of locals rising up against the Taliban. Shah Marai /AFP/Getty Images hide caption

itoggle caption Shah Marai /AFP/Getty Images

A suicide bomber struck a convoy of buses today in Kabul, killing at least 12 people — mostly foreigners. Massoud Hossaini /AFP/Getty Images hide caption

itoggle caption Massoud Hossaini /AFP/Getty Images

There were also anti-American protests in Kabul on Sunday. Massoud Hossaini /AFP/Getty Images hide caption

itoggle caption Massoud Hossaini /AFP/Getty Images