Stock Photo - 02/15/2001 ___ Waving to media and bystanders, the STS_102 crew strides to the silver Astrovan after leaving the Operations and Checkout Building. In front, left to right, are Mission Specialists Paul Richards, James Voss, Susan Helms and Yury Usachev. Behind then are Mission Specialist Andrew Thomas, Pilot James Kelly and Commander James Wetherbee. Voss, Helms and Usachev are the Expedition Two crew, going to the International Space Station for their four_month rotation. The Astrovan will take the crew to Launch Pad 39B for a simulated countdown, part of Terminal Countdown Demonstration Test activities. STS_102 is the eighth construction flight to the Space Station, with Space Shuttle Discovery carrying the Multi_Purpose Logistics Module Leonardo. In addition, Expedition One will return to Earth with Discovery. Launch on mission STS_102 is scheduled for March 8