Erik Kratz's 66.7-mph knuckleball
Yankees @ Red SoxSeptember 20, 2020 | 00:00:21
Statcast measures the velocity and spin rate on Yankees catcher Erik Kratz's 66.7 mph knuckleball to Rafael Devers
Statcast measures the velocity and spin rate on Yankees catcher Erik Kratz's 66.7 mph knuckleball to Rafael Devers