The San Diego Padres have a sudden vacancy in the dugout, as Mike Shildt announced his retirement from managing Monday, the 57-year-old told Kevin Acee of the San Diego Union-Tribune.

Shildt managed the Padres for two seasons, guiding them to back-to-back campaigns of 90-plus wins. He also spent parts of four seasons managing the St. Louis Cardinals.

More to come.

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