Kansas City Royals ace left-hander Cole Ragans will undergo testing on his left groin after sustaining the injury and leaving Thursday's start against the Colorado Rockies after three innings. Ragans had trouble getting loose in the bullpen prior to the game and the soreness continued through his 62-pitch outing.

Royals ace Cole Ragans will undergo testing on his left groin after the All-Star left-hander was forced to leave Thursday's start after just three innings and 62 pitches.