http://www.milb.com/multimedia/vpp.jsp?content_id=28193815&sid=milb

He's struggled a bit there for basehits, but he's working through the slump with patience. Six walks in 24 plate appearances. It seems clear the book on him arrived in Eastern League pitchers' hands as soon as he got off the plane: don't throw him fastballs like the one in the video. He'll need to wait things out before he can see more pitches like that, but that's why walks are important.

Rosario continues to hit like it's the only thing his hands know how to do. .300/.391/.350. He's turning into a fascinating prospect.