STS-116 MS Fuglesang works on the UMA on the STBD side of the S0 Truss during EVA 4

S116-E-06880 (18 Dec. 2006) --- European Space Agency (ESA) astronaut Christer Fuglesang, STS-116 mission specialist, participates in the mission's fourth session of extravehicular activity (EVA) while Space Shuttle Discovery was docked with the International Space Station. Astronaut Robert L. Curbeam Jr. (out of frame), mission specialist, worked in tandem with Fuglesang, using specially-prepared, tape-insulated tools, to guide the array wing neatly inside its blanket box during the 6-hour, 38-minute spacewalk.