Rockies Promising Bullpen Arm's Season Done Before it Really Starts

The Colorado Rockies continue to receive bad news when it comes to the pitching staff. Welinton Herrera, a top-20 prospect in the Rockies organization who made his MLB debut on May 25, is out for the rest of the season after manager Warren Schaeffer announced that he has a torn ulnar collateral ligament in his left elbow.

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