WikiLeaks founder Julian Assange attends an August news conference at the Ecuadorean Embassy in London. On Thursday, a Swedish appeals court upheld a 2010 detention order against Assange on accusations of sexual assault. John Stillwell/Xinhua/Landov hide caption

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A detainee is escorted in March 2002 by two Army military police at Guantanamo Bay, Cuba. The detainee was being led to the Joint Interrogation Facility to be interviewed by government investigators. Peter Muhly/AFP/Getty Images hide caption

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A Minuteman III missile engine is loaded into a truck for transport to another building for X-raying before being torn down and rebuilt. The Air Force's missile command-and-control structure has been the subject of several recent scandals. Douglas C. Pizac/AP hide caption

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NATO has reported a spike in Russian military activity at sea and in NATO and other western European countries' airspace as tensions have mounted over Ukraine. Here, a Russian military long-range bomber aircraft flies in international airspace on Oct. 29. Royal Air Force/AP hide caption

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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

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Researchers found that passport screeners have an error rate of about 15 percent when they're evaluating whether faces match passport photos. Justin Sullivan/Getty Images hide caption

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Four Americans injured in Iraq and Afghanistan visit Kabul as part of Operation Proper Exit, a program designed for wounded warriors. From left, they are Staff Sgt. Ben Dellinger, Capt. Casey Wolfe, Capt. John Urquhart (who is hidden) and Sgt. James "Eddie" Wright. Sean Carberry/NPR hide caption

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Iraqi soldiers walk in Jurf al-Sakhr, south of the capital Baghdad, on Monday after Iraqi military forces retook the area from Islamic State militants. Iraqi forces, supported by U.S. airstrikes, have made limited gains in recent months, but critics are questioning whether the U.S. strategy is likely to succeed. Haidar Mohammed Ali/AFP/Getty Images hide caption

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