JSC2008-E-118405 (26 Sept. 2008) --- Astronauts Gregory C. Johnson (left), STS-125 pilot; John Grunsfeld and Mike Massimino, both mission specialists, discuss training activities in the Neutral Buoyancy Laboratory (NBL) near NASA's Johnson Space Center. Grunsfeld is wearing a training version of his Extravehicular Mobility Unit (EMU) spacesuit.
Photographer JAMES BLAIR
Date September 26, 2008