Nurses assist a new patient at an Ebola center in Liberia's Lofa County. As drug trials get underway, patients may receive experimental medicines. Tommy Trenchard/NPR hide caption

BASETRACK Live incorporates photographs, videos and interviews to tell the story of warfare, both at home and abroad. Courtesy of En Garde Arts hide caption

Capt. Nathan McHone was killed in Afghanistan at age 29. Courtesy of the McHone family hide caption

Tristan Walker founded Code2040, an internship program designed to bring Latino and black engineering undergrads to Silicon Valley. David Paul Morris/Bloomberg via Getty Images hide caption

Oil Boom's song "The Sneak Tip" is a KOSU favorite this month. Courtesy of the artist hide caption

Gen. John F. Campbell, the top U.S. commander in Afghanistan, speaks during a ceremony in Kabul on Aug. 26. Campbell is overseeing the U.S. drawdown in the country after 13 years of war. Massoud Hossaini/AP hide caption

Europe's Rosetta spacecraft is about to send a lander to comet 67P/Churyumov-Gerasimenko. ESA/Rosetta/NavCam hide caption

Former President George W. Bush (right) and his father, former President George H.W. Bush, wave as they leave a family wedding in Washington, D.C., in May 2006. Normand Blouin-Pool/Getty Images hide caption