All things must come to an end. Whether it is at the end of this season, or sometime before then, Aaron Cook will end his tenure as a Colorado Rockie. However, if the Rockies have any chance at making the postseason, that difficult decision needs to be made sooner rather than later. As in, before his next start.Moves like that are easier said then done. Keep in mind, Cook is the all-time wins leader for any Rockies pitcher. His 69 wins are more than any other pitcher to don the purple pinstripes. Sometimes though, tough decisions need to be made, and this is one of those decisions.After Saturday's 8-1 debacle in which the Rockies never really had a chance, Cook continued to look nothing like the pitcher who had mastered the sinker and was throwing complete games with less then 100 pitches.Some might argue that Cook needs to be given a chance to find his groove, that he is struggling because he has been removed from a Major League mound for so long that he hasn't been able to...
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