Hoping to build on their home win over the Redskins, the Buccaneers flew to Texas Stadium for a Thanksgiving game against the Dallas Cowboys. In the first quarter, the Bucs capped off their opening driver with FB Mike Alstott getting a 1-yard TD run. However, the Cowboys responded with QB Tony Romo getting a 30-yard TD pass to WR Terry Glenn. In the second quarter, Romo and Glenn hooked up with each other again on a 2-yard TD pass. The Bucs could only respond with kicker Matt Bryant getting a 46-yard field goal. Dallas would respond with Romo getting a 1-yard TD pass to RB Marion Barber. In the third quarter, Romo and Barber would hook up with each other again on a 2-yard TD pass, with Romo also hooking up with WR Terrell Owens on a 7-yard TD pass. In the fourth quarter, kicker Mike Vanderjagt would close out the scoring with a 22-yard field goal. With the loss, the Bucs fell to 3-8.

Based on the above article, answer a question. How many yards was the first touchdown?
1