We can tell ourselves that Fat Rob (excuse me, Fit Rob) is the answer. And we can say that Samaje Perine will grow in his second season. Neither of these statements are proven false. But there is uncertainty. These statements depend on a chance. And in football, it isn’t safe to gamble.
The Washington Redskins know this well; gambling at the running back position is exactly what they’ve done for the past few years. In 2016, after the departure of Alfred Morris, the team gambled that third-round running back Matt Jones would be fit for duty.