An Afghan security officer patrols outside the shattered Park Residence guesthouse in the Shahre Naw area in the heart of Kabul. Behrouz Mehri/AFP/Getty Images hide caption

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A lieutenant issues orders as U.S. Marines come under Taliban sniper fire in the northeast of Marjah on Feb. 14. Patrick Baz/AFP/Getty Images hide caption

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Gen. Stanley McChrystal, the top commander of U.S. and NATO forces in Afghanistan, has apologized to the Afghan government for U.S. military strikes that killed at least 39 civilians. Manan Vatsyayana/AFP/Getty Images hide caption

itoggle caption Manan Vatsyayana/AFP/Getty Images

Haji Zahir, the new governor of Marjah in Helmand province, listens to residents' grievances Monday. It was the first time an Afghan government official visited the former Taliban stronghold in two years. Soraya Sarhaddi Nelson/NPR hide caption

itoggle caption Soraya Sarhaddi Nelson/NPR

The Afghan head of the Third Brigade 205th corps, Gen. Mohiudin Ghori, tells Marja villagers that it is time to back the government, not the Taliban. Soraya Nelson/NPR hide caption

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U.S. Marine and Afghan army commanders confer after their men begin taking fire while on patrol earlier this week. Soraya Sarhaddi Nelson/NPR hide caption

itoggle caption Soraya Sarhaddi Nelson/NPR