The electric right-hander Riley O'Brien has brought some stability to the back end of the Cardinals' bullpen.
The St. Louis Cardinals are coming off two great series wins against playoff contenders and look to keep the momentum going against the lowly Colorado Rockies. After taking four games against the Dodgers and Cubs, the Cardinals could play their way back into the postseason picture.
St. Louis appeared to punt on the season at the trade deadline when they shipped three expiring reliever contracts for young minor league pieces.