Fox used to own the Dodgers. Disney used to own the Angels and the Ducks. Liberty Media still owns the Braves (I think). MSG owns the Knicks and Rangers. An

Fox used to own the Dodgers. Disney used to own the Angels and the Ducks. Liberty Media still owns the Braves (I think). MSG owns the Knicks and Rangers. And a bunch of other teams own their networks - the Red Sox own NESN, the Yankees own a large part of YES. Fox owns half of the Big Ten Network. ESPN owns a large part of the Longhorn Network and the SEC Network. I could go on and on, but suffice it to say that there's a ton of precedent.