Janis Shinwari is seen wearing his body armor in 2008. Shinwari, an Afghan interpreter who assisted U.S. forces, has been waiting three years for a visa to enter the United States. He is now in hiding in Afghanistan. Matt Zeller hide caption

itoggle caption Matt Zeller

Arefa with Jami Valentine (left) and Staci Freeman. Arefa, who first stayed with the sisters while receiving medical care last year, came back to the U.S. this summer for follow-up treatment. Gloria Hillard for NPR hide caption

itoggle caption Gloria Hillard for NPR

Niels Tietze leads a group of veterans of the wars in Afghanistan and Iraq up the Snake Dike route on the western wall of Yosemite National Park's Half Dome. David P. Gilkey/NPR hide caption

itoggle caption David P. Gilkey/NPR

Afghan soldiers and contractors are taught about the workings of a diesel-powered electrical generator at Forward Operating Base Nolay in Helmand province. Sean Carberry/NPR hide caption

itoggle caption Sean Carberry/NPR

Sadiqullah (center), who was shot by Staff Sgt. Robert Bales and was a witness in the trial, stands with some of the Afghan civilians who traveled from Kandahar to the U.S. for Bales' trial. Translator Ahmad Shafi is at left, in the blue shirt. Martin Kaste/NPR hide caption

itoggle caption Martin Kaste/NPR

Afghanistan and Pakistan, countries that have a history of tense relations, played their first soccer match in nearly 40 years when they met Aug. 20 in Kabul. Afghanistan (in red) won 3-0. Omar Sobhani/Reuters/Landov hide caption

itoggle caption Omar Sobhani/Reuters/Landov

U.S. Army Staff Sergeant Ty Michael Carter near Dahla Dam, Afghanistan in July 2012. Ho/AFP/Getty Images hide caption

itoggle caption Ho/AFP/Getty Images

Staff Sgt. Robert Bales, foreground, is seen in a courtroom sketch earlier this week, as prosecutor Lt. Col. Jay Morse, right, speaks to the jury. Bales was sentenced to life in prison without parole Friday. Peter Millett/AP hide caption

itoggle caption Peter Millett/AP