NFL officials warn players to stay legal more than you think. But some infractions demand a flag, not a warning.
Let's throwback to 1983 when referee Fred Silva and crew had to sort out a Mark Gastineau vs. the Los Angeles Rams brawl.
The umpire returns to the traditional position on field goals and extra points to help protect the snapper.
How does a referee conduct a Super Bowl coin toss with dozens of cameras blazing away while the world watches?
The officials in the Week 14 Dolphins-Chargers game could have ruined the Tyreek Hill fumble. Find out how their training made for a great call.
Go back a generation and you can see a stark change in how officials signal plays.
NFL officials don't have to stick around to officiate the post-game handshake line.
The bean bag can act like an extra foot for a football official.
Here's how the officials spot the ball during the two minute drill.
Referees need to be more talkative on the microphone this season.