NFL Rule Change: Officials Now Able To Replay Failed Fourth Down
Ask Farmer: Who are all the people on an NFL sideline? - Los
Behind-the-scenes with NFL sideline technology: Microsoft and Bose
Dino Babers: Refs told me they didn't have replay view to overturn
Microsoft Paid the NFL $400 Million to Use Its Tablets, but
Surface on the NFL sideline : r/Surface
Behind-the-scenes with NFL sideline technology: Microsoft and Bose
NFL officials will no longer go 'under the hood' but use tablets
New Jersey high school football instant replay: How will it work?
Dino Babers: Refs told me they didn't have replay view to overturn