Yankees' Andy Pettitte to have extended spring training
Former Yankee Chuck Knoblauch calls out Yankees for retiring Andy Pettitte's number
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Andy Pettitte To Retire: 10 Reasons He Will Pull a Roger Clemens and Return, News, Scores, Highlights, Stats, and Rumors
Andy Pettitte Decides to Retire - The New York Times
Yankees' Andy Pettitte to retire after season - Sports Illustrated
New York Yankees pitcher Andy Pettitte will retire after season – The Mercury News
Houston Astros honor retiring Andy Pettitte
Cliff Corcoran: Pettitte comes out of retirement, gives Yankees enviable depth - Sports Illustrated
Yankees' Andy Pettitte Announces Retirement: A 5-Time World Champion, News, Scores, Highlights, Stats, and Rumors