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| STS-131 Shuttle Mission Imagery | |
 high res (1.0 M) low res (73 K) |
JSC2010-E-055378 (21 April 2010) --- NASA astronaut Rick Mastracchio, STS-131 mission specialist, is pictured during the STS-131 crew return ceremony on April 21, 2010 at Ellington Field near NASA's Johnson Space Center. |
