Swanson during EVA 26

ISS039-E-014976 (22 April 2014) --- With a blue and white portion of Earth below him, NASA astronaut Steve Swanson, Expedition 39 flight engineer, is pictured during a spacewalk to replace a failed backup computer relay box in the S0 truss of the International Space Station on April 22, 2014. He was accompanied on the spacewalk by fellow Flight Engineer Rick Mastracchio of NASA.