R.A. Dickey leaves Mets-Cubs game with leg injury
A Missing Ligament and The Knuckleball: The Story Of R.A. Dickey
Berkman to have surgery, career might be over
Chicago Cubs third baseman Kris Bryant leaves game in first with
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Giants throw away game at Yankee Stadium - The Boston Globe
The knuckleball is quickly going extinct in MLB – The Denver Post
RA Dickey's knuckleball + struggles : r/baseball
Best knuckleball pitchers in baseball history
Former Met pitcher R.A. Dickey set for 'nostalgic' return to Citi
Painful Loss for the Mets and Dickey - The New York Times
Toronto Blue Jays endure humiliating Game 4 loss to the Kansas