For the past two seasons a case could be made that one of the most valuable members of the Arizona Diamondbacks bullpen was Juan Cruz. During the 2006 season Cruz began the season as a reliever but soon found himself forced into the starting rotation. His starts were somewhat inconsistent but he did provide a solid 5 or 6 innings where in most cases the Diamondbacks were in a position to win. Last season Juan was moved back into the bullpen...