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Football Officiating => General Discussion => Topic started by: RedTD on February 02, 2012, 06:13:48 PM
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http://msn.foxsports.com/nfl/story/technology-advancements-first-down-line-microchips-instant-replay-changes-020212 (http://msn.foxsports.com/nfl/story/technology-advancements-first-down-line-microchips-instant-replay-changes-020212)
Interesting article by Mike Pererira. Especially toward the end on a full time official and 8 man crews.