Football Zebras - Analysis and commentary of the NFL's officials
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Details on the Tentative CBA for USFL Season 2 and Beyond
Analysis and commentary of the NFL's officials and - Football Zebras
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Referee assignments, preseason week 2 – Football Zebras
Week 13 referee assignments – Football Zebras
Double Overtimes and the NFL Playoff Overtime Rules – Quirky Research
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Week 12 referee assignments – Football Zebras
NFL referee home team winning percentages for Week 14