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ISS042E292519 (03/01/2015) --- U.S. astronaut Terry Virts tweeted his followers this image after completing a series of spacewalks with his partner astronaut Barry "Butch" Wilmore to prepare the International Space Station for upcoming U.S. commercial spacecraft currently in development. Virts commented on the tweet: "Mission Accomplished - 3 #spacewalks, 800' of cable, 4 antennas, 3 laser reflectors, 1 greased robotic arm."
