Rotation Of Relievers Continues With Sam Tuivailala's Return, Marco Gonzales' Audition; Jhonny Peralta Gets Release; Phase Two Nears; Hydrate, Hydrate, Hydrate; Grandpa Mike Matheny

With a doubleheader looming and playing time dwindling for prospect Paul DeJong, the Cardinals returned to the eight-reliever mix that manager Mike Matheny has preferred.

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