Discovery Astros Kick-off First Spacewalk

NASA astronauts, began the first of two planned spacewalks on Monday - intended to support maintenance of the International Space Station.

Steve Bowwn and Alvin Drew part of Shuttle Discovery six-member crew were scheduled to spend six and a half hours outside the station.

Discovery reached the ISS on Saturday, two days after liftoff from the Kennedy Space Center, for its 39th and final mission. The Shuttle is scheduled to spend a week at the station, though NASA is considering adding an extra day.

NASA is ending its 30-year shuttle program in about six months.