Fox rules expert Mike Pereira says college replay officials are advised to use the clock television viewers see when trying to determine whether time should be added back after what was seemingly a game-ending play.Had Big Ten replay officials done that Saturday night during Michigan’s game against Western Michigan, the Wolverines would not have gotten another second to beat the Broncos with a Hail Mary.“It is my understanding that if there is a discrepancy between the video and replay command center versus the television network video that everybody sees, that replay is to use the TV video,” Pereira told The Athletic Sunday. “And that is the same protocol in the NFL, in the UFL. It’s the same. You use the footage that everybody sees if there is a discrepancy.”That is not, however, spelled out in the NCAA’s Instant Replay Case Book. There is no reference to which clock to defer to if there is a discrepancy.Within the Timing section of the Instant Replay Case Book, there are references directing officials to use “the game clock superimposed on the replay monitor.”Should Michigan have gotten an extra second?Chris VanniniAt the heart of the issue that caused one of the wildest and most controversial endings maybe in the history of college football was a discrepancy of fractions of a second.