Losing Game 5 of the National League Division Series was as much a referendum on Don Mattingly's ability as any of the 828 games he's managed the last four years.If anything, that's overstating Farhan Zaidi's opinion of the role of a manager in baseball."If you tell me that the team's success is solely driven by the manager, I just don't think that's how it works," the Dodgers' general manager said Oct.