Claude Nicollier training

Astronaut Claude Nicollier, mission specialist representing the European Space Agency (ESA), during its training in the Neutral Buoyancy Laboratory (NBL), in July 1999. Nicollier and other astronauts assigned to STS-103 space walk duty are currently training for EVA chores they will handle when they make the third servicing visit to the Earth-orbiting Hubble Space Telescope (HST) since its deployment in April 1990.