STS-133 crew members Drew, Kopra and Stott during EVA Tile Repair.

JSC2010-E-044335 (30 March 2010) --- NASA astronauts Tim Kopra (left), Nicole Stott and Alvin Drew, all STS-133 mission specialists, participate in an EVA tile repair training session in the Space Vehicle Mockup Facility at NASA's Johnson Space Center. Instructor John Ray (right) assisted the crew members.