NFL medical staff and referees will use Microsoft Surface tablet on the sidelines this season – GeekWire
NFL Officials: Preparing for Success
Meet the NFL ref who will serve as code breaker for CBS' Super Bowl broadcast - Los Angeles Times
On Further Review, the NFL's Instant Replay is Finally Instant
73 Instant Replay Booth Stock Photos, High-Res Pictures, and Images - Getty Images
NFL referees use Microsoft Surface tablet for replay review, replacing 'under-the-hood' monitor – GeekWire
On Further Review, the NFL's Instant Replay is Finally Instant
NFL targeting rule a topic at Bills camp as officials make annual visit
NFL: Owners mull cut of regular-season overtime to 10 minutes
Eagles fans angry over officiating, Tony Romo's jokes fall flat
The NFL has an instant replay camera problem
NFL to add full-time officials in 2017 - Cincy Jungle
NFL owners approve centralized replay, you'll hear this name from Cowboys #DezCaughtIt saga a lot