For the first half of the 2011 season, Zack Von Rosenberg was hit hard in West Virginia. The 2009 6th round draft pick turned things around in the second half, mostly focusing on pitching off his curveball, setting up more favorable counts to boost his confidence when it came time to throw his fastball.

This spring the right-hander has moved the focus back to commanding his fastball, and the results have been similar to the first half of the 2011 season. Von Rosenberg has been elevating a lot of pitches so far, leading to several home runs. That was the case today when he gave up four homers in five innings of work.

"I was up, inconsistent," Von Rosenberg said about his outing. "My fastball was there it just wasn't, when I tried to put it somewhere, it just was very inconsistent up, ...

To continue reading the rest of this article, subscribe to Pirates Prospects. Subscribers get access to every article on the site, along with all of our exclusive live coverage of the Pirates' minor league system, all for a very low monthly or yearly rate.

If you're already a member, you can log in below. If you think you're receiving this message in error, please e-mail tim@piratesprospects.com.