STS-115 MS Stefanyshyn-Piper releases PVR cinches and winch PIP pins on the P3/P4 Truss during EVA

S115-E-06104 (15 Sept. 2006) --- In the center of this panoramic scene of new hardware on the International Space Station, astronaut Heidemarie M. Stefanyshyn-Piper, mission specialist, participates in the final of three scheduled STS-115 space walks.