Astronaut Rex Walheim, STS-122 mission specialist, speaks to a large crowd on hand at the STS-122 crew return ceremony on Thursday, Feb. 21 in Ellington Field's Hangar 276 near Johnson Space Center
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Johnson Space Center
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NASA
Description
Astronaut Rex Walheim, STS-122 mission specialist, speaks to a large crowd on hand at the STS-122 crew return ceremony on Thursday, Feb. 21 in Ellington Field's Hangar 276 near Johnson Space Center