Many coaches just tell their defensive linemen to penetrate every single play. That doesn’t work very well against gap or zone schemes. When you play a well-coached offense with a structured attack, they will gut you.
There is so much more to coaching football than just the x’s and o’s. Football is the ultimate team sport.
When I was a kid growing up in a small blue collar neighborhood little did I know how significant a role football would play in my life. I can remember always knowing when Friday was here because the town shuts down for high school football.