The NFL is huge, but the league has been facing the short term pressure of falling ratings and the long term pressures of kids with other interests and parents who are less likely to allow them to play. So the league has hit the youth and parent market with a blitz of promotions, including Fantasy Football contests aimed at kids, animated shows, and a multidimensional effort to get moms to let kids play. From Highline: Inside the NFL’s relentless, existential pursuit of your children.