Troy Tulowitzki's fleeting greatness leaves us wondering what could have been - ESPN
Troy Tulowitzki retires
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Troy Tulowitzki retires after leg injuries – The Durango Herald
The Denver Post -- Full edition from May 13, 2014 by Peter Dettmann - Issuu
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Troy Tulowitzki leaves Yankees-Tigers game with strained left calf - Newsday
Troy Tulowitzki's fleeting greatness leaves us wondering what could have been - ESPN
Times-Call May 12, 2011 by Times-Call Newspaper - Issuu
Troy Tulowitzki Retires After a Brief Comeback in Pinstripes - The New York Times
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