Getty The Dallas Cowboys have a running back problem, and one NFL expert thinks they also have a solution. The Dallas Cowboys have quite a few problems right now, from a franchise quarterback who’s out for the season in Dak Prescott to the lack of a solid running back. But, there is a light at the end of the tunnel, and NFL expert and analyst Kris Knox thinks the answer to the Cowboys’ woes could be just around the corner. In a November 25 feature for Bleacher Report on prioritizing each roster’