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Wearing their launch suits, the STS-103 crew exit the Operations and Checkout Building at KSC, heading for the Astrovan that will take them to Launch Pad 39B and more Terminal Countdown Demonstration Test (TCDT) activities. In front (left to right) are Pilot Scott J. Kelly and Commander Curtis L. Brown Jr.; in the second row are Mission Specialists John M. Grunsfeld (Ph.D.) and Jean-François Clervoy of France, who is with the European Space Agency (ESA); in the third row are C. Michael Foale (Ph.D.) and Claude Nicollier of Switzerland, also with ESA; and at the rear is Mission Specialist Steve…