Defending champ Dzumhur advances to St. Petersburg quarterfinals
BEN STANSALL / AFP / Getty
ST. PETERSBURG, Russia (AP) St. Petersburg Open defending champion Damir Dzumhur reached the quarterfinals by beating Guido Pella 6-4, 6-4 on Thursday.
Dzumhur landed 70 percent of his first serves on his way to a win which set up a quarterfinal with Stan Wawrinka.
Also, 19-year-old Canadian Denis Shapovalov defeated Italian player Matteo Berrettini 7-6 (6), 4-6, 6-0 and lined up a quarterfinal against Martin Klizan.
The eighth-seeded Daniil Medvedev of Russia prevailed against Mikhail Kukushkin 6-3, 6-4 in their second-round match.
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