S94-40095 (23 June 1994) --- Jean-Francois Clervoy (center), STS-66 international mission specialist, chats with payload crew mates during a training session on emergency egress procedures. Wearing training versions of the launch and entry suits (LES), the crew members are, left to right, Scott E. Parazynski, Joseph P. Tanner, Clervoy and Ellen Ochoa. Ochoa is payload commander; Tanner and Parazynski are NASA mission specialists and Clervoy represents the European Space Agency (ESA) as a mission specialist. Six astronauts will spend a week and a half aboard the Space Shuttle Atlantis in Earth-orbit in support of the Atmospheric Laboratory for Applications and Science (ATLAS-3).