How Developments in Analytics Have Shifted NFL's Landscape
Twitter and Facebook Win the Super Bowl. And Fox and the NFL
NFL Teams' Twitter Accounts Get Hacked Ahead of Super Bowl - Bloomberg
Why Hasn't the NFL Been Cancelled? - Broke-Ass Stuart's Website
Cook Answers Fans' Questions from Facebook, Twitter
Map: Where NFL fans are on Facebook and Twitter - Vox
FB vs Illinois - University of Nebraska - Official Athletics Website
Super Bowl on Social: Twitter, Facebook Tally Records for NFL
Running on Empty: Why Running Backs Have Been Devalued in the NFL