Oklahoma starting quarterback John Mateer, after screenshots of past references to "sports gambling" on his Venmo account surfaced online Monday, denied ever being involved with gambling, saying Tuesday it was instead "inside jokes" with his friends.

Texas Longhorns rival Oklahoma has had an uncomfortable week. That’s mostly a result of the recent allegations of sports gambling aimed at Oklahoma quarterback John Mateer. NBC News recently reported on the story.

New Oklahoma quarterback John Mateer has found himself in the midst of controversy, as screenshots of questionable Venmo transactions surfaced this week on social media. The pictu