the box often and changing gaps versus nose up to offense. If you can break the first wave in the types of defenses almost selling out against the run, then you can break a big run. See John Riggins in Super Bowl against Dolphins. This happens all the time. We don't see the frustrations that many teams have running the ball because we see only their highlights. When we watch our games we watch every single play and see a lot of good but also some stuff that is well defensed.