EVA 22

ISS036-E-016531 (9 July 2013) --- European Space Agency astronaut Luca Parmitano (right) and NASA astronaut Chris Cassidy, both Expedition 36 flight engineers, exit the Quest airlock for a session of extravehicular activity (EVA) as work continues on the International Space Station. During the six-hour, seven-minute spacewalk, Cassidy and Parmitano prepared the space station for a new Russian module and performed additional installations on the station’s backbone.