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Underrated: Jordan Zimmermann, P, Washington Nationals

He is not the most famous pitcher on his team; that would be Stephen Strasburg. He is not even the most famous Zimmerman on his team; that would be third baseman Ryan Zimmerman, with one N. But, in a starting rotation with Strasburg and Gio Gonzalez, Jordan Zimmermann is tops. Gina Ferazzi / Los Angeles Times