Revolving Door Continues As Mike Mayers Replaces John Gant With Another Move Ahead; Jack Flaherty 'Carries Over'; The Tyler O'Neill Balance; Extra Bases

To flex their depth at Class AAA Memphis, the Cardinals have advertised their intent to flaunt the flexibility of their roster, and for it to work as imagined they need one group of players to be sold on the strategy: the players riding the transactions rails.

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