NASA Deputy Shuttle Program Manager LeRoy Cain points out a portion of the space shuttle Discovery to NASA Associate Administrator for Space Operations Bill Gerstenmaier, left, during a walk around shortly after Discovery touched down at 11:15 a.m., Saturday, June 14, 2008, at the Kennedy Space Center in Cape Canaveral, Florida. During the 14-day STS-124 mission Discovery's crew installed the Japan Aerospace Exploration Agency's large Kibo laboratory and its remote manipulator system leaving a larger space station and one with increased science capabilities. Discovery also brought home NASA astronaut Garrett Reisman after his 3 month mission onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)