The Rams traveled to Glendale, Arizona for their first game in the new Cardinals Stadium. With 11:28 left in the first quarter of play, Matt Turk kicked a 31-yard punt giving the Cardinals the ball on the Saint Louis 45. Nine plays later, Kurt Warner threw a 12-yard touchdown pass to Larry Fitzgerald. This gave the Cardinals a 7-0 lead with 7:04 left in the quarter. With 11:28 left in the second quarter, Jeff Wilkins hit a 26-yard field goal to put the Rams on the board 7-3. On the Cardinals next drive, Warner was intercepted by O.J. Atogwe giving the Rams the ball on their own 6-yard line. Marc Bulger hit Torry Holt for gains of 42, 26 and 9 yards during the drive, with the final catch ending in a touchdown. It was the second touchdown for Holt and the Rams for the 2006 season. The very first play of the next Cardinals drive, Warner was intercepted again by Fakhir Brown. The Rams drove the ball down the field for 16 yards setting up a Wilkins 47-yard field goal to end the half, giving the Rams a 13-7 lead. Wilkins kicked another field goal with 8:08 left in the third quarter increasing the Rams lead 16-7. With 4:13 left in the fourth quarter, the Cardinals ended a 16-play, 87-yard drive with a 9-yard Edgerrin James run for a touchdown cutting the Rams lead 16-14. With 1:58 left to play, Bulger fumbled the ball at the Saint Louis 30. It was recovered by Arizona's Antonio Smith. Yet, on the third play of the drive, Warner fumbled the snap and the Rams' Will Witherspoon recovered the ball. The Rams ran the clock out and won the game 16-14. Rookie Victor Adeyanju got his first start in the game, replacing Anthony Hargrove who did not show up for meetings and practices.  With the win, the Rams improved to 2-1.
Question: How many points were the Rams ahead by at the end of the first half?
Answer: 6