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February 23, 2012
JSC2010-E-124272 (8 Sept. 2010) --- NASA astronauts Mark Kelly (background) and Gregory H. Johnson, STS-134 commander and pilot, respectively, attired in training versions of their shuttle launch and entry suits, prepare for a training session in the fixed-base shuttle mission simulator (SMS) in the Jake Garn Simulation and Training Facility at NASA's Johnson Space Center. Photo credit: NASA or National Aeronautics and Space Administration

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