Very few times in the last two decades have the Packers needed to question who the primary workhorse in their backfield is.
It's a role that has been commandeered by the likes of Dorsey Levens, Ahman Green, Ryan Grant and most recently, Eddie Lacy. For the first time since 2012, there isn't a solidified No. 1 running back in Green Bay.
The question floating in the minds of money is whether or not receiver-turned-tailback Ty Montgomery can handle the responsibilities of carrying out a full-time gig. Not just the duties, but the vigorous demands of the position as well.