As for offense, the playbook under Greg Olson is dropping the zone blocking scheme and returning to the traditional running game. This is music to Darren McFadden’s ears. As McKenzie says McFadden is north-south runner. In addition to injuries last season, his numbers were way down because of a scheme where he was forced to run laterally. McFadden is still one of the best running backs in the league. He told the Contra Costa Times that he likes running downhill and Olson plans to play to his strengths.