Roberto Osuna and the Aging Curve for Young Relievers

Way back in April, the Blue Jays turned some heads when they filled out their bullpen with a couple of 20-year-old A-Ballers: Miguel Castro and Roberto Osuna. Few doubted that these young arms had closer-type stuff, but they also lacked any experience against big league hitting. There wasn’t much of precedent for pitchers making that […]

By Chris Mitchell