STS-125 MS3 Grunsfeld poses for a photo in the Airlock prior to EVA3

S125-E-007926 (16 May 2009) --- Astronaut John Grunsfeld, STS-125 mission specialist, attired in his Extravehicular Mobility Unit (EMU) spacesuit, is pictured in the Space Shuttle Atlantis? airlock prior to the start of the mission?s third session of extravehicular activity (EVA).