What Andy Pettitte did to convince Yankees' Gerrit Cole that New York was best fit
The Yankees' $324 Million Question: Can Gerrit Cole Stay This Good? - The New York Times
Andy Pettitte - Wikiwand
Brian Sabean can help Yankees in talent evaluation and other roles - Pinstripe Alley
New York Yankees - Today, the New York Yankees would like to welcome aboard Special Advisor to the General Manager, Andrew Eugene Pettitte.
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Andy Pettitte joins Yankees as advisor