What’s behind Nick Pivetta’s struggles? His fastball

Nick Pivetta has a 9.45 ERA through his first three starts. (Photo by Andy Lewis/Icon Sportswire)
After a dominant Spring Training, Nick Pivetta entered 2019 as a dark horse candidate to be a National League All-Star. Some went as far as suggesting that the 26-year-old could find his way into the National League Cy Young Award race in 2019.
But through the first three starts of Pivetta’s 2019 campaign, he’s totaled a 9.45 ERA across 13.1 innings. It’s caused the Phillies to tak