All stations, verify ready to resume count and go for launch. Duffery and the launch pad from acoustical energy wave. Go for main enders and start. Start. Two. One. Booster ignition. And the final lift off of Discovery. Attribute to the dedication, hard work and pride of America's space shuttle team. The shuttle is clear of the tower. This is where you control the instant space shuttle. Now we'll go launch this back. They haven't been arrived in orbit. Discovery's three main engines are burning fuel at a rate that would drain an average swimming pool in about 25 seconds. Booster separation confirmed Discovery's guidance is now converting 3,189 miles an hour. Welcome to you and your veteran crew back to space.