Staff Photographer
Shortly before kickoff at an NCAA football game between Oklahoma and Texas at the Cotton Bowl in Dallas Saturday October 10, 2015. Texas Longhorns beat Oklahoma Sooners 24-17. (Andy Jacobsohn/The Dallas Morning News)
No. 20 Oklahoma opened as an eight-point favorite over Texas on Sunday, according to 5Dimes.
The Sooners were also eight-point favorite offshore, where lines tend to fluctuate earlier than Vegas odds.
Although no over/under has yet been released, this year's Red River Showdown could turn into a shootout. Oklahoma ranks No. 103 in the FBS in scoring defense at 35.