Alabama football: Why Tide briefly swapped Ty Simpson with Austin Mack

Alabama’s offense was steamrolling Louisiana-Monroe . The Warhawks could not stop it.

The Crimson Tide had scored four touchdowns on its first four drives to open the game with Ty Simpson at quarterback. Then, when Alabama got the ball back with 11:38 remaining in the second quarter, the Crimson Tide made a change for one series.