An artillery gun fires a round at Taliban fighters in the hills of Nangahar Province. David Gilkey/NPR hide caption

itoggle caption David Gilkey/NPR

First Lt. Ashley White was one of some 55 to 60 women selected for cultural support teams that deployed to Afghanistan in 2011. She did not make it home. She was the first woman to die and be honored alongside the Army Rangers with whom she served. Courtesy of the White Family hide caption

itoggle caption Courtesy of the White Family

Afghan commandos move through a smokescreen during a training exercise at Camp Commando on the outskirts of Kabul, Afghanistan. David Gilkey/NPR hide caption

itoggle caption David Gilkey/NPR

This image made from video released to reporters in Pakistan in 2013 shows Warren Weinstein, the U.S. aid worker who was kidnapped in Pakistan by al-Qaida in 2011. The White House says Weinstein and another hostage were inadvertently killed during U.S. counterterrorism operations in a border region of Afghanistan and Pakistan in January. AP hide caption

itoggle caption AP

President Obama expresses his condolences today to the families of the American and Italian aid workers killed in a U.S. counterterrorism operation in January. Susan Walsh/AP hide caption

itoggle caption Susan Walsh/AP

Afghan President Ashraf Ghani at the Blair House in Washington, D.C. Ghani will be meeting with President Obama this week. Emily Jan/NPR hide caption

itoggle caption Emily Jan/NPR

Survivors of an avalanche walk in the Abdullah Khil village of the Dara district of Panjshir province on Sunday. Nearly 200 people have been killed in north Afghanistan in some of the worst avalanches there for 30 years. Omar Sobhani/Reuters/Landov hide caption

itoggle caption Omar Sobhani/Reuters/Landov

U.S. Defense Secretary Ash Carter (center left) is greeted with a military honor guard as he arrives to meet Afghan President Ashraf Ghani at the Presidential Palace in Kabul, Afghanistan, on Saturday. Jonathan Ernst/AP hide caption

itoggle caption Jonathan Ernst/AP

Lebanese-born Rula Ghani is Afghanistan's first lady. The wife of newly elected Afghan President Ashraf Ghani has her own office in the presidential palace and intends to play a prominent role in public life. Emily Jan/NPR hide caption

itoggle caption Emily Jan/NPR

The poverty in Afghanistan takes a particular toll on children. These youngsters live in a mud-walled home in Kabul's Nasaji Bagrami camp for internally displaced Afghans. In the most dire of circumstances, a parent might abandon or sell a child. David Gilkey/NPR hide caption

itoggle caption David Gilkey/NPR

U.S. Gen. John Campbell (left) and Command Sgt. Maj. Delbert Byers open the Operation Resolute Support flag during a ceremony at the International Security Assistance Force headquarters in Kabul, Afghanistan on Sunday. Massoud Hossaini/AP hide caption

itoggle caption Massoud Hossaini/AP

Afghan security personnel inspect a damaged bus at the site of a suicide attack in Kabul, Afghanistan, on Saturday. There was no immediate report of casualties, but the attack was one of several in the last 24 hours that have been blamed on the Taliban. Rahmat Gul/AP hide caption

itoggle caption Rahmat Gul/AP

Afghan laborers work on a road project in Kabul. The city has undertaken a huge project to fix its roads and sewers. Daniel Berehulak/Getty Images hide caption

itoggle caption Daniel Berehulak/Getty Images

At about $15 a gram, saffron is the world's most expensive spice. Rumi Spice has a unique model of employing Afghan farmers who are growing it that aims to double or even triple their annual income. Cristina Hirschkorn/Courtesy of Rumi Spice hide caption

itoggle caption Cristina Hirschkorn/Courtesy of Rumi Spice