There has been NO indication of that. None. So blabber on you mindless little twit. Or prove it.
http://awfulannouncing.com/nfl/nfl-tv-revenues-strong-now-ad-slump-coming.html
Ad revenue drops due mostly to political programming on other channels, too many games and too many poor games - with one tip of the hat to "athletic activism" but that is not at all a big culprit as revenues began their fall LAST YEAR.