Russia's Soyuz TMA-18M space capsule carrying the International Space Station (ISS) crew members prepares to land in a remote area outside the town of Dzhezkazgan, Kazakhstan, Wednesday, March 2, 2016. U.S. astronaut Scott Kelly and Russian cosmonaut Mikhail Kornienko returned to Earth on Wednesday after spending almost a year in space in a ground-breaking experiment foreshadowing a potential manned mission to Mars. (Krill Kudryavtsev/Pool Photo via AP)
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