During crew equipment interface test activities in Orbiter Processing Facility bay 3 at KSC, STS-118 Mission Specialist Tracy Caldwell gets hands-on experience with tools she may use during the flight. The STS-118 mission will be delivering the third starboard truss segment, the ITS S5, to the International Space Station, as well as the SPACEHAB single cargo module filled with supplies and equipment. Launch aboard Space Shuttle Endeavour is targeted for Aug. 9. Photo credit: NASA/Kim Shiflett