What sets Mariano Rivera apart from other closers is what he does in the postseason.
The acquisition of Javier Vazquez could prove to be one of the monumental trades in Yankee history.
Mariano Rivera's invincibility was once a constant of baseball, but that hasn't been the case lately.
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The Yankees' goal is to keep some of the workload off of Mariano Rivera so he can stick to one-inning outings.