KSC-01PP-1347 - STS-105 and Expedition Three crews head to pad for simulated countdown KENNEDY SPACE CENTER, Fla. -- The STS-105 and Expedition Three crews wave to onlookers as they head for the Astrovan to take them to Launch Pad 39A and a simulated launch countdown. From left to right are cosmonaut Vladimir Nikolaevich Dezhurov, Commander Frank Culbertson and cosmonaut Mikhail Tyurin. Ahead of them are Mission Specialists Patrick Forrester and Dan Barry, Pilot Rick Sturckow and Commander Scott Horowitz. Both crews are at Kennedy Space Center participating in a Terminal Countdown Demonstration Test, a dress rehearsal for launch. The activities also include emergency egress training and familiarization with the payload. Mission STS-105 will be transporting the Expedition Three crew, several payloads and scientific experiments to the International Space Station aboard Space Shuttle Discovery. The Expedition Two crew members currently on the Station will return to Earth on Discovery. The mission is scheduled to launch no earlier than Aug. 9, 2001 07/20/2001