In the Space Station Processing Facility, STS-116 Mission Specialist Robert Curbeam (center, foreground) and Pilot William Oefelein (right, foreground), check out equipment for the mission during a Crew Equipment Interface Test activity. Mission STS-116 is the 19th assembly flight to the International Space Station, delivering the third port truss segment, the P5 Truss, that will be attached to the second port truss segment, the P3/P4 Truss. The mission will also deliver the eighth expedition crew to the ISS and return Expedition 7. STS- 116 is scheduled for launch July 24, 2003.