Throughout the first quarter, the primary coverage for Wisconsin was a Cover 4. This, in theory, is a very good run defense, as it puts quasi-9 in the box. However, it also forces safeties to be aggressive downhill players and tackle while firing down. Against a RB like Abdullah, and the way Nebraska was running the ball, this isn’t necessarily an easy proposition for a DB. In this article, we’re going to look at how Nebraska started off attacking with read option with an arch block and attacking with the zone stretch scheme. Then, we’ll look at how Wisconsin adjusted, both their coverage and how they played their front, and eventually stopped the Cornhuskers potent run offense. Zone Stretch vs Cover 4 This may be Cover 3 or even Cover 1 (seeing the CB leverage makes me not believe it’s Cover 1) that Wisconsin is inverting late, but I believe this is a Cover 4 with the front side safety crashing down. Here we are immediately after the snap, where it is immediately clear