The Mesa Solar Sox lost 4-2 to Peoria today. Jarek Cunningham was the only Pittsburgh Pirates hitting prospect who played, going 0-for-4 with one strikeout. Michael Colla pitched a shutout inning, allowing one hit and striking out one. Colla now has a 4.20 ERA on the season in 15 innings, but does have a 10:10 K/BB ratio, with walks being an issue throughout the season.
