Legendary coach from the University of Texas Longhorns, Mack Brown breaks down how he coaches his defensive line up for dominance. Football games are lost and won on the defensive line, and having a dominant defensive line will lead you to many wins on the football field. Defensive linemen must have the ability to not only penetrate the offensive line, but also recognize the offensive schemes that they are up against to properly adjust their pass rush or run defensive. Because defensive linemen at the point of first contact, they must have the ability to recognize their play responsibilities in a split-second. Mack Brown won a national championship with the Texas Longhorns, all while being a championship content almost every year, so he knows a thing or two about dominant defensive line play. Your defensive line is the backbone to your defense so have a solid scheme is vital.