Season report card: Oklahoma Sooners

Despite starting the season 1-2 following losses to Houston and Ohio State, Oklahoma roared back to become the first Big 12 team in seven years to run the table in league play.

Here's a closer look at Oklahoma's season with the Sooners' season report card:

Heisman finalists Dede Westbrook, No. 11, and Baker Mayfield helped Oklahoma overcome a disappointing 1-2 start to finish the season ranked in the top 5 nationally.Offense: A+

Quarterback Baker Mayfield broke the FBS season record for efficiency. Joe Mixon finished second nationally in all-purpose yards. Samaje Perine set a new OU career rushing record. Dede Westbrook joined Mayfield as a Heisman finalist. And the offensive line overcame…