Seated in the slidewire basket at the 195-foot level of the Fixed Service Structure on Launch Pad 39A, STS-92 Mission Specialists Leroy Chiao, Peter J.K. “Jeff” Wisoff and Michael E. Lopez-Alegria practice emergency egress. They and other crew members have been taking part in Terminal Countdown Demonstration Test activities that also include a simulated countdown. STS-92 is scheduled to launch Oct. 5 at 9:38 p.m. EDT on the fifth flight to the International Space Station. It will carry two elements of the Space Station, the Integrated Truss Structure Z1 and the third Pressurized Mating Adapter. The mission is also the 100th flight in the Shuttle program