Space shuttle set for Friday liftoff

The Space Shuttle Atlantis is on schedule for a Friday afternoon liftoff from Kennedy Space Center in Florida, NASA said. "We've had a very clean countdown so far and we're currently on schedule, and we're not working on any issues," said Jeremy Graeber, NASA test director. The forecast calls for a 70 percent chance of favorable conditions at launch time, according to Todd McNamara, NASA's weather officer. He said the biggest concern is low cloud cover. More

(Source: CNN - May 14)