Watch: Flavia Pennetta announces retirement after winning 2015 U.S. Open
Flavia Pennatta defeats Roberta Vinci to win the U.S. Open title Saturday and announced her retirement after winning her first Grand Slam.
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Fresh off an upset to capture the middleweight title at Bellator 282, Johnny 'The Human Cheat Code' Eblen joins SI to talk all things MMA.
