Zac Gallen Talks Pitching

Zac Gallen Talks Pitching When Michael Augustine wrote about Zac Gallen’s repertoire back in February, he called the 24-year-old Arizona Diamondbacks right-hander “a potential future ace.” Raw stuff wasn’t the reason. None of Gallen’s offerings grade out as plus-plus (although his changeup comes close). In terms of velocity, the former University of North Carolina Tar…

Details