San Diego Padres manager Mike Shildt announced his retirement after two seasons guiding the MLB

Mike Shildt announced his retirement as manager of Major League Baseball's San Diego Padres on Monday, a shock decision after guiding the

The 57-year-old American, who was manager of the St. Louis Cardinals from 2018-2021, directed the Padres to the first back-to-back 90-wins campaigns in Padres history.

"The grind of the baseball season has taken a severe toll on me mentally, physically and emotionally," Shildt wrote in a letter announcing his departure.

"While it has always been about serving others, it's time I take care of myself and exit on my terms."

Shildt had signed a contract extension last October that took him through the 2027 season.

"It is with a heavy but full heart that I

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