Every baseball player has their “Welcome to the Big Leagues” moment. Brandon Maurer’s came quite early Thursday afternoon in his major league debut during the 8-2 loss to the Oakland A’s at O.co Coliseum. With one out in the first inning and Coco Crisp on first base, the Mariners’ rookie was trying to put away Oakland’s No. 3 hitter Josh Reddick.
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