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ISS039-E-014968 (22 April 2014) --- This snapshot of the SpaceX Dragon spacecraft docked to the International Space Station was photographed by one of two spacewalking astronauts on April 22, 2014. NASA astronauts Rick Mastracchio and Steve Swanson, Expediton 39 flight engineers, replaced a failed backup computer relay box in the S0 truss on the orbital outpost.
