Keep in mind this was in the 90's. For sure we never had a coach say "nail that guy with your helmet", but every game had dozens of these kind of impacts, the w

Keep in mind this was in the 90's. For sure we never had a coach say "nail that guy with your helmet", but every game had dozens of these kind of impacts, the worst typically on special teams. It was less disciplined in high school for sure, but there was still lots of high speed helmet-first crashing going on in university.