An oasis of talent on way for Nats

PHOENIX | From his position at first base Tuesday afternoon, Chris Marrero looked around the diamond and saw not only the 2009 Phoenix Desert Dogs but perhaps the 2011 Washington Nationals as well. On the other side of the infield, he saw Danny Espinosa, a shortstop with a cannon arm and a surprisingly potent bat. Behind the plate, he saw Sean Rooney, perhaps not as talented as Derek Norris but a strong alternative to the recently injured catcher. On the mound, he saw Stephen Strasburg starting and the possibility of Drew Storen closing, a pair of just-drafted right-handers who may ... Email </a