It's no secret that Dallas Cowboys running back DeMarco Murray doesn't mind lowering his shoulder and delivering a blow to opposing defenders. Sometimes that includes Murray driving his helmet into an opponent to get a few extra yards.
In March, the NFL Competition Committee passed a rule which will penalize ball carriers for lowering the crown of their helmet outside of the tackle box.
Murray said last week that he didn't plan on changing his aggressive running style because of the new rule. However, Cowboys new running backs coach, Gary Brown, says he'll work with Murray on gaining more yardage without delivering the extra punishment.
"We've talked about it," Brown said. "We are going to have a plan to try to get better at that. He's explosive enough that he can freeze people's feet and get away from them and do the things he needs to do to gain more yards. With he and I working together to get him better, it should be a great thing."
And Brown says the crown-of-the-helmet rul...