About two hours before Saturday afternoon’s game, Pittsburgh Pirates’ beat writer Jason Mackey tweeted that former ace hopeful Mitch Keller had been optioned to Triple-A Indianapolis.
Keller, who was placed on the injured list June 6, has struggled at the Major League level. Thus far in 2021, he’s carrying a 4.94 FIP through 47.1 innings of work. Since he debuted in 2019, Keller hasn’t been able to find any consistency, showing promise in one start, only to see it wash away in the following appearance.
Certain 2020 metrics had some Pirates’ fans optimistic about the young Keller’s future when he carried a 2.