5/18 - Iowa rocks the Express, 9-8

Principal Park from centerfield before the game between the Cubs and the Express. 

Javy Baez and long-time bat boy Craig McFarling pose for a photo before the game. 

Cubs right fielder Brett Jackson sprints to catch a fly ball. 

Cubs left fielder Josh Vitters pedals backwards to catch a fly ball. 

Cubs second baseman Arismendy Alcantara fields a ground ball. 

The Cubs' Javy Baez hits a sacrifice fly in the third inning. 

Cubs manager Marty Pevey is ejected by home-plate umpire Spencer Flynn in the third innings for arguing balls and strikes. 

The Cubs' Christian Villanueva slices a double during the fourth inning. 

The Cubs' Christian Villanueva dives for second base to earn himself a double in the fourth inning. 

The Cubs' Brett Jackson is caught stealing at third base during the fourth inning. 

Cubs left fielder Matt Szczur, who replaced Josh Vitters, makes a throw back to the infield. 

Cubs catcher Luis Flores tags out the Express' Brent Lillibridge in the fourth inning. 

The Cubs' Chris Valaika hits an RBI single in the fifth inning. 

Cubs third baseman Christian Villanueva looks on between innings.