At the time of filming, Fritz Shurmur was the defensive coordinator for the Green Bay Packers. He was considered one of the most...

4-3 Defense clinic from Vic Koenning in 1996 while at Wyoming.

Clinic on defending the option from DC Jim Leavitt from his time at Kansas state basing out of a 4-3 personnel and structure.

2020 Presentation at a clinic by Pat Narduzzi talking through his base 4-3 press quarters defense at the University of Pittsburgh.

Clinic from Coach Codutti's YouTube showing Pitt Head Football Coach, Pat Narduzzi talking through their 4-3 defense.

Spring ball install tape from 2002 for the LSU Defense under Head Coach Nick Saban.