"Luckily, at this point in my career, I don't have to make those decisions," Hartline said.
"I would say our coaches are really wanting one of the guys to step up," Hartline continued. "You want someone to take the bull by the reins, and the coaches feel like that hasn't happened yet. So, until that happens, we are going to see multiple guys coming out of the backfield."
The Dolphins rarely have run the ball 25 times in a game as a team this year, let alone one player. It's not a great sign that we've reached Week 6, and Miller hasn't done enough for his teammates to declare him "the man."