NASA prepares for STS-126 mission to International Space Station

(L to R) Mission Specialists Sandra Magnus and Donald Pettit, and Commander Chris Ferguson, dressed in clean room attire, participate in a walk-through of the multi-purpose logistics module in preparation of the space shuttle Endeavour's STS-126 mission to the International Space Station, at the Space Station Processing Facility at NASA's Kennedy Space Center in Florida on July 31, 2008. The mission launch date is set for November 14, 2008. (UPI Photo/Kim Shiflett/NASA)