Coaches Bell and Burton team up to give you an inside look at the core of their 3-3 stack defense. They provide an in-depth look at the defensive packages they use against various offensive formations including one- and two-back sets. They show alignments and responsibilities for each position including gap assignments for the line and linebacker reads. In addition to teaching D-line and linebacker techniques, Bell and Burton also share their various run and pass blitz packages, which can be used against a variety of offensive formations. Game footage and marker board diagrams detail the teaching of these talented defensive coaches! 58 minutes. 2005. DVD.