English: Cosmonauts Sergei Y. Treschev (left) and Valery G. Korzun, Expedition Five flight engineer and mission commander, respectively, and astronaut Peggy A. Whitson, flight engineer, participate in mission training in one of the full-scale trainers in the Space Vehicle Mockup Facility at the Johnson Space Center (JSC). Attired in training versions of the shuttle launch and entry suit, the three are seated on the mid deck for an emergency egress training session. Treschev and Korzun represent Rosaviakosmos.