JSC2010-E-195530 (3 Dec. 2010) --- While seated at the pilot?s station, NASA astronaut Doug Hurley, STS-135 pilot, participates in a training session in the crew compartment trainer (CCT-2) in the Space Vehicle Mock-up Facility at NASA's Johnson Space Center. Hurley is wearing a training version of his shuttle launch and entry suit. STS-135 is planned to be the final mission of the space shuttle program. Photo credit: NASA or National Aeronautics and Space Administration