Players who played both sides of Cardinals-Cubs rivalry
Cubs vs. Cardinals: A brief history of baseball's midwest rivalry
Cardinals and Adam Wainwright continue to struggle against the Cubs in third straight loss, National Sports
Chicago Cubs: Taking the rivalry across the ocean to the Atlantic
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Why the Cubs-Cardinals rivalry matters again - ABC7 Chicago
Cardinals–Cubs rivalry - Wikipedia
MLB London Series: All you need to know about St Louis Cardinals v Chicago Cubs - BBC Sport
Players who played both sides of Cardinals-Cubs rivalry
What to know about MLB Cardinals, Cubs London Series
Crossing the Line: Can the Cubs and Cardinals Match on a Trade? - Cubs - North Side Baseball
St. Louis Cardinals: A Rivalry Renews In A Season Opener
Red-hot Cubs runaway winners in London vs. rival Cardinals - Sports Illustrated
Highlights of Cardinals-Cubs rivalry
B/R MLB Rivalry Series: Chicago Cubs vs. St. Louis Cardinals, News, Scores, Highlights, Stats, and Rumors