Atlantis astronauts set out for Kennedy Space Center

STS-101 astronauts, from left, mission specialist Susan Helms, Russian cosmonaut Yuri Usachev, mission specialists James Voss, Mary Ellen Weber, Jeff Williams, Pilot Scott "Doc" Horowitz and Comdr. Jim Halsell leave the Operations and Checkout building for a trip to Kennedy Space Center's... AP/Paul Kizzle
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