STS-88 Mission Specialists Sergei Krikalev and James H. Newman practice emergency egress procedures in a slidewire basket at Launch Pad 39A as part of Terminal Countdown Demonstration Test (TCDT) activities, a dress rehearsal for launch. Mission STS-88 is targeted for launch on Dec. 3, 1998. It is the first U.S. flight for the assembly of the International Space Station and will carry the Unity connecting module