Colin Rea started and allowed just three hits over seven scoreless innings. Rea walked two and struck out two.
Shortstop Dixon Machado went 2 for 3 with a double and two walks. Machado had two RBI and he scored once.
Second baseman Ian Happ was 2 for 4 with a walk. Happ had one run batted in and he scored once.
With the four-game sweep of the Storm Chasers, the I-Cubs have now opened up a nine-game lead in their division.
Tennessee Smokies
The Tennessee Smokies were extinguished by the Chattanooga Lookouts (Reds), 10-1.