(01/03/2001) -- Space Shuttle Atlantis, on its Mobile Launcher Platform, is once again ready to roll out to Launch Pad 39A, this time on another crawler transporter. An attempt to roll out on Jan. 2 incurred a failed computer processor on the first crawler transporter. Using a secondary computer processor on the vehicle, the Shuttle was returned to the Vehicle Assembly Building. Atlantis will fly on mission STS-98, the seventh construction flight to the International Space Station, carrying the U.S. Laboratory, named Destiny. The lab module will have five system racks already installed inside. After delivery of electronics in the lab, electrically powered attitude control for Control Moment Gyroscopes will be activated. Atlantis is scheduled for launch no earlier than Jan. 19, 2001, with a crew of five