Fossum completes installation of the TUS-RA to the S0 Truss during EVA2 for STS-121 / Expedition 13 joint operations

S121-E-06223 (10 July 2006) --- Astronaut Michael E. Fossum, STS-121 mission specialist, participates in the mission's second session of extravehicular activity (EVA). During today's six-hour 47-minute spacewalk, Fossum and astronaut Piers J. Sellers (out of frame), mission specialist, restored the International Space Station's Mobile Transporter rail car to full operation and delivered a spare pump module for the station's cooling system.