Re-analyzing Broncos' vastly improved play-calling Monday night - Mile High Report
How Earl Thomas and the Seahawks' defense use the Cover-3 - Field Gulls
Breaking Down The Lovie Smith Defense for the 2014 Buccaneers: Not Just a Tampa 2 - Bucs Nation
DT Dalvin Tomlinson, DE Ogbonnia Okoronkwo agree to deals on first day of free agency - BrownsZone with Scott Petrak
Pittsburgh Steelers - Steelers - NFL.com
NFL 101: The Basics of the 3-4 Defensive Front, News, Scores, Highlights, Stats, and Rumors
Football's Eagle and Stack Defenses”, by Ron Vanderlinden, a review
Reloaded: The San Francisco 49ers' multiple & enterprising rushing attack - Field Gulls
2021 Yearbook by Tennessee Titans - Issuu
NFL 101: The Basics of the 3-4 Defensive Front, News, Scores, Highlights, Stats, and Rumors
Tick Tick Boom (Duerrisms for October 16th)