St. Louis Cardinals outfielder Tyler O'Neill (shoulder) played in his first rehab game at Triple-A Memphis on Friday. He had a strong day at the plate, going 3-for-5 with a double and a run scored. The 26-year-old has been on the shelf since May 17 due to right shoulder soreness. He'll likely need to play in just a few more rehab games before returning to the Cardinals. Juan Yepez and Corey Dickerson have been covering left field with O'Neill out. Upon O'Neill's return, Dickerson's playing ...