Fierce rivals clash today as the No. 6 ranked Oklahoma Sooners put their undefeated record to the test against Arch Manning and the struggling Texas Longhorns.

The Oklahoma Sooners and the Texas Longhorns renew the greatest rivalry in college football on Saturday in the Cotton Bowl. In one of the best games of the year, the two sides bring to the State Fair of Texas a pair of high-profile quarterbacks and defenses that are among the best in the nation.

While it is unknown who will start at quarterback for OU football this week against Texas, the Sooners boast one of the nation's best defenses. Head coach Brent Venables also has all the confidence in the world in Michael Hawkins Jr., who threw for three touchdowns against Kent State, if John Mateer isn't able to play.

Oklahoma quarterback John Mateer has been listed as probable in the latest SEC availability report. Here are more updates on Texas vs Oklahoma.

Keep up with SEC schedules, odds, predictions, kickoff times and more as Week 7 of the college football season continues Oct. 11.

All eyes are on OU and Texas in the Red River Rivalry this week. The biggest storyline has been the status of Sooners quarterback John Mateer.

SportsLine college football expert Bruce Marshall, the longtime executive editor of The Gold Sheet, has gathered information on Saturday's top games and shares everything bettors need to know about Week 7 of the college football season.