JSC2005-E-03861 (28 January 2005) --- Astronauts Lisa M. Nowak (left), Michael E. Fossum and Piers J. Sellers, all STS-121 mission specialists, attired in training versions of the shuttle launch and entry suit, await the start of an emergency egress training session in the crew compartment trainer (CCT-1). The CCT is one of several shuttle-training components located in the Space Vehicle Mockup Facility at the Johnson Space Center (JSC).