Oct. 21—Oklahoma defensive tackle Jonah Laulu shed two blockers to blow up a screen play five yards behind the line of scrimmage. With just under two minutes remaining and an eightpoint lead, the Sooners had the upset-minded Knights backed up to third-and-15 at their own 30-yard line. The Sooners hadn’t allowed the Knights to convert on thirdand- long all game, but quarterback John Rhys Plumlee…