Perfect season

Miami Dolphins' Jim Mandich takes in a Bob Griese pass near the goal line during the second quarter of Super Bowl VII against the Washington Redskins in Los Angeles in this Jan. 14, 1973, file photo. Chasing Mandich are Redskins Harold McLinton (No. 53) and Brig Owens (No. 23). The 1972 Dolphins finished with a 17-0 record, still the only perfect season in NFL history. AP file
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