After a troubling 2016 campaign, the Phillies' young right-hander is once again performing like a top-of-the-rotation arm.
When a young pitcher suddenly forgets how to throw a baseball, it's disturbing. You have a hurler who is humming along, start after start, sometimes over the course of multiple seasons, before he loses his location, movement, control, and velocity. It's obviously a cause for concern.
Sometimes, injuries are to blame. Sometimes, it just goes away on its own, and no one is sure if it's ever going to come back.
For Philadelphia Phillies righty Aaron Nola, there was a little of both last year, as the right-hander stumbled to a 4.