JSC2011-E-013860 (28 Jan. 2011) --- NASA astronauts Michael Barratt (left) and Steve Bowen, both STS-133 mission specialists, are pictured prior to the start of a spacewalk training session in the waters of the Neutral Buoyancy Laboratory (NBL) near NASA's Johnson Space Center. Bowen is wearing a liquid cooling and ventilation garment that complements the Extravehicular Mobility Unit (EMU) spacesuit. Photo credit: NASA or National Aeronautics and Space Administration
Photographer MARK SOWA
Date January 28, 2011