The STS-105 and Expedition Three crews pose in front of the carrier that is part of emergency egress training.

The STS-105 and Expedition Three crews pose in front of the M-113 armored personnel carrier that is part of emergency egress training at the pad. From left to right, they are STS-105 Commander Scott Horowitz, Mission Specialist Daniel Barry, Pilot Rick Sturckow, and Mission Specialist Patrick Forrester; Expedition Three Commander Frank Culbertson and cosmonauts Mikhail Tyurin and Vladimir Nikolaevich Dezhurov. The training is part of Terminal Countdown Demonstration Test activities, which also include a simulated launch countdown 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 current Expedition Two crew members on the Station will return to Earth on Discovery. Launch of Discovery is scheduled no earlier than Aug. 9, 2001