How much difference does a good leadoff man make? For Denard Span and the Nationals, a whole lot.
The Nationals have been struck with hard times but Mark Zuckerman has the keys for the Nats to stay in contention.
Johnny Cueto entered Tuesday as the best pitcher in baseball, but it was Doug Fister who stood out in the Nationals' 9-4 win over the Reds.
Ryan Zimmerman's fractured thumb still hasn't completely healed, so the Nationals third baseman has yet to be cleared to start hitting.