Pirates' Mitch Keller has confidence and another new pitch. Will he be the Opening Day starter? - The Athletic
One change might have altered the course of Mitch Keller's career - Bucs Dugout
Pirates pitcher Mitch Keller 'really excited' to be selected to All-Star Game for 1st time
How the Pirates' Mitch Keller transformed himself from one of MLB's worst pitchers - The Athletic
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Can't pitch, can't hit, can't catch and it all started at the top
Mitch Keller latest Pirates starter with quality start
Can Pirates' Mitch Keller find redemption in Opening Day start 4 years after rough MLB debut? - The Athletic
Mitch Keller's incredible ascent reaches new heights: MLB All-Star Game
Mitch Keller dominant while striking out 13 in Pirates victory
Pirates' Mitch Keller stymies Rockies to throw first complete-game shutout - The Athletic
Mitch Keller latest Pirates starter with quality start
Pirates' decision to lift Mitch Keller after 6 innings goes awry against Diamondbacks - The Athletic
Pirates' Mitch Keller on turning his season around, building confidence
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