Station Spacewalking Milestone Reached

Astronauts and cosmonauts have now spent 1,000 hours spacewalking for assembly and maintenance of the International Space Station. Spacewalkers Mike Fincke and Greg Chamitoff surpassed the 1,000th hour 4 hours and 47 minutes into today's spacewalk, at 5:02 a.m. EDT. It is the final spacewalk of this mission and the last ever by space shuttle astronauts.