Interview with Mike Leinbach Launch Commentator Bruce Buckingham talks to Launch Manager Mike Leinbach about the weather that scrubbed today's launch attempt. + View Video (Real) + View Video (Windows)
Weather Foils Launch The first attempt to launch Space Shuttle Discovery on mission STS-121 was scrubbed for 24 hours due to weather constraints. + View Video (Real) + View Video (Windows)
All Strapped In The closeout crew assists the STS-121 astronauts as they enter Space Shuttle Discovery one at a time and are strapped in for launch. + View Video (Real) + View Video (Windows)
Headed to the Pad The seven STS-121 crew members leave the Operations and Checkout Building and board the "Astrovan" for the 25-minute trip to Launch Pad 39B. + View Video (Real) + View Video (Windows)
Televised Coverage Begins Launch Commentator Bruce Buckingham opens televised coverage of the countdown to launch of Space Shuttle Discovery on the STS-121 mission. + View Video (Real) + View Video (Windows)
