JSC2010-E-171240 (30 Sept. 2010) --- Crew instructors Steven Berenzweig (left), Raul Tijerina (center) and Gary Kilgo are pictured during an STS-133 ingress/egress timeline training session in the Space Vehicle Mock-up Facility at NASA's Johnson Space Center. Photo credit: NASA or National Aeronautics and Space Administration
Photographer MARK SOWA
Date September 30, 2010