With the Packers coming off of their first win since the injury of Aaron Rodgers, the Cowboys lead 26-3 at halftime. In the second half of the game, the Packers managed a dramatic comeback that was helped by the mistake-prone Cowboys. The Packers scored the game-winning touchdown with almost a minute left in the game. Tony Romo tried to rally back and give the Cowboys a win, but threw an interception near the 50-yard line that sealed their fate. Controversy followed the game for the Cowboys giving up a 23-point halftime lead and the play-calling of the coaching staff.

Answer this question based on the article: How many points were scored in the first half?
29