A LEADERSHIP LESSON FROM YANKEES GREAT, ANDY PETTITTE..

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Andy Pettitte: Yankees pitching advisor talks new role

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Yankees' Andy Pettitte Announces Retirement: A 5-Time World Champion, News, Scores, Highlights, Stats, and Rumors

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Bleeding Yankee Blue: ANDY PETTITTE COULD BE A GREAT MENTOR TO GERRIT COLE

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Andy Pettitte: Yankees pitching advisor talks new role

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Andy Pettitte talks up the benefits of the Yankees locking up their new 'core' – New York Daily News

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