Stan Wawrinka's Grand Slam career ends as the 2016 US Open champion falls to Matteo Berrettini

Stan Wawrinka's Grand Slam career ends as the 2016 US Open champion falls to Matteo Berrettini  Toronto Star

Stan Wawrinka’s Grand Slam career ended Monday after the 2016 U.S. Open champion lost 7-6 (4), 7-6 (3), 6-0 to Matteo Berrettini

NEW YORK, Aug 31 : Former champion Stan Wawrinka lost to Matteo Berrettini 7-6(4) 7-6(3) 6-0 in the first round of the U.S. Open on Monday, with the 41-year-old Swiss playing his final Grand Slam tournament before retiring at the end of the season.In front of a packed crowd on Grandstand, Wawrinka repeatedly gave his f