S121-E-05924 (7 July 2006) --- Astronaut Steven W. Lindsey, STS-121 commander, looks over a procedures checklist in a hatchway of the International Space Station while Space Shuttle Discovery was docked to the station.
S121-E-05924 (7 July 2006) --- Astronaut Steven W. Lindsey, STS-121 commander, looks over a procedures checklist in a hatchway of the International Space Station while Space Shuttle Discovery was docked to the station.