Also in the college game, the NCAA clarified blocking below the waist, determined the ball cannot be spiked to stop the clock if there's less than 3 seconds left on the clock and will allow instant replay to adjust the clock at the end of each quarter.
In the NFL,Wholesale China Jerseys, players who celebrate after a first down by spinning the ball can be called for taunting. "Verbal abuse of an opponent" is one of three points of emphasis this season, the others being hits on players in the grasp on the ground or whose progress has been stopped, and discouraging ball carriers from grabbing and twisting an opponent's face mask.