Jason Kander addresses a rally last year. He withdrew from the race for mayor of Kansas City, Mo., on Tuesday, saying he suffered from PTSD related to his military service in Afghanistan. Holly Ramer/AP hide caption

Nico Walker wrote his semi-autobiographical novel Cherry while in federal prison for armed bank robbery. Courtesy of Nico Walker hide caption

Military members carry transfer cases from a C-17 at a ceremony marking the arrival of the remains believed to be of American service members who fell in the Korean War at Joint Base Pearl Harbor-Hickam in Hawaii, on Wednesday. Susan Walsh/AP hide caption

Karin Bruwelheide handles an amputates limb that dates back to the Civil War. The bones were discovered by scientists at Manassas National Battlefield Park in Virginia. Scientists at the Smithsonian Institution's National Museum of Natural History have been analyzing the bones to learn more about them and who they may have belonged to. Meredith Rizzo/NPR hide caption

Rolling Thunder seeks to bring full accountability for all U.S. prisoners of war and missing in action (POW/MIA) soldiers. Cliff Owen/AP hide caption

Enemies in Love, a new book by Alexis Clark, tells the story of an unexpected romance. Courtesy of the New Press hide caption

A girl visits The Poppy Memorial, a wall of 645,000 poppy flowers to honor the service members who have died since World War I. The USAA made the memorial that stands on the National Mall. Rodney Choice/AP hide caption

(Top) Britnee Kinard's husband, Hamilton, has a brain injury and PTSD. She got kicked off the program by the Charleston VA in 2014. (Left) Hamilton's daily medication. (Right) His uniform in the closet at their home in Richmond Hill, Ga. Eva Verbeeck for NPR hide caption

Marines based in Okinawa, Japan, fire an M136 AT-4 rocket launcher as part of a weapons training exercise on the Kaneohe Bay Range Training Facility, in 2014. Lance Cpl. Matthew Bragg/U.S. Marines/DVIDS hide caption

U.S. Marines fire the Carl Gustav rocket system during live-fire training last October. With each firing, the shooter's brain is exposed to pulses of high pressure air emanating from the explosion that travel faster than the speed of sound. Sgt. Aaron Patterson/3rd Marine Division/DVIDS hide caption

Turkey-backed Free Syrian Army soldiers celebrate around a statue of Kawa, a mythology figure in Kurdish culture as they prepare to destroy it in city center of Afrin, northwestern Syria, early Sunday. Hasan Kirmizitas/AP hide caption

Pieces of cloth that Mansour Omari and other inmates at a notorious Syrian prison used to document the names of the "disappeared" held with them. They made ink out of blood from their bleeding gums and rust from the prison bars. Dylan Collins/Courtesy of the U.S. Holocaust Memorial Museum hide caption

Former Bosnian military chief Ratko Mladic appears for the pronouncement of the tribunal's judgment at The Hague on Wednesday. Michel Porro/Getty Images hide caption