by Kerry SHERIDAN Agence France-Presse MIAMI, United States (AFP) — Two American astronauts on Friday wrapped up crucial repairs to the International Space Station’s robotic arm, with just weeks to spare before the next cargo ship arrives in early November, NASA said. During a six hour, 49 minute spacewalk, NASA’s Joe Acaba and Randy Bresnik put the finishing touches on repairs to the Canadian-made 57-foot (17-meter) long arm, called Canadarm 2. The arm has been […]