Controversy – Football Zebras
NFL100: In 1979, the NFL renumbered its officials. After 3 years, they scrapped the failed plan – Football Zebras
Surprise: The enemy of officiating – Football Zebras
The day the NFL had 8 officials on the field – Football Zebras
Onside kick to start overtime causes enforcement nightmare – Football Zebras
6 keys for the 2014 season – Football Zebras
History of Instant Replay
The History of Instant Replay in the NFL, News, Scores, Highlights, Stats, and Rumors
Remainders from Super Bowl 50 – Football Zebras