Same group of people who continue to try to sweep the concussion cover ups under the carpet. The NFL is littered with hypocrisy everywhere.
How does a 290 lb man running at full steam literally trying to destroy the ball carrier decide in a split second to use a different technique to tackle...
How exactly do you prevent defensive players from doing that? Better question, how do you make a tackle when your body is in that position without getting a flag? Best question, when are they going to put flag belts on the skill players?