Dak Prescott tied a franchise record as the Dallas Cowboys improved to 7-8-1 following a 30-23 Christmas Day victory over the Washington Commanders.Prescott threw for 307 yards and two touchdowns, while kicker Brandon Aubrey added three field goals to maintain control throughout the nationally televised contest on Netflix.Despite a strong performance by Jacory Croskey-Merritt, the injury-plagued Commanders fell to 4-12 as they prepare for a season finale against the Philadelphia Eagles.