What reintroducing a changeup could mean for Josh Hader

Photo by Dylan Buell/Getty Images Milwaukee’s ace reliever is working on his offspeed pitches to compliment his famous heater. Any mention of Josh Hader will immediately bring to mind two things: fastballs and strikeouts. Since reaching professional baseball’s highest level in 2017, Hader leads all relievers with a 44.6% strikeout rate; he has maintained such a level of dominance while throwing his fastball 78.8% of the time.
Last season, the southpaw took his signature approach eve