A six-team rival league, the third to call itself the American Football League, was formed, and the Columbus Bullies won its championship.
Halas's Bears, with additional coaching by Clark Shaughnessy of Stanford, defeated the Redskins 73-0 in the NFL Championship Game, December 8. The game, which was the most decisive victory in NFL history, popularized the Bears'
T-formation with a man-in-motion. It was the first championship carried on network radio, broadcast by Red Barber to 120 stations of the Mutual Broadcasting System, which paid $2,500 for the rights.
Art Rooney sold the Pittsburgh franchise to Alexis Thompson, December 9, then bought part interest in the Philadelphia Eagles.