The payload for mission STS-118 is being installed in the payload bay on Space Shuttle Endeavour on Launch Pad 39A. Seen at center is the SPACEHAB module. At left and right in the photo are the shuttle robotic arm and the orbiter boom sensor system. The payload also includes the S5 truss and external stowage platform 3. The mission is the 22nd flight to the International Space Station and is targeted for launch on Aug.7. Photo credit: NASA/Amanda Diller