Reilly and Olivas install a water to hydrogen vent on the outside of the U.S. Laboratory during EVA 3

S117-E-07585 (15 June 2007) --- Astronauts Jim Reilly (left) and John (Danny) Olivas, both STS-117 mission specialists, are photographed by a crewmate inside the spacecraft in the midst of a 7 hour, 58-minute spacewalk. The two each performed solo and shared tasks on their second and the mission's third extravehicular activity. Olivas is holding onto a handrail on the Destiny lab.