Chinese wildcard Bu Yunchaokete advanced to the quarter-finals of the Hangzhou Open by winning against Russian Karen Khachanov, the second seed, 7-6 (7), 4-6, 6-3 at the Hangzhou Olympic Sports Center on Friday afternoon.
Bu, ranked No 124, will face Mikhail Kukushkin next.
The 22-year-old Chinese beat Frenchman Hugo Gaston (7-5, 6-3) in the previous round of the Hangzhou tournament.
Hangzhou ATP 250, other second-round results (Hangzhou Olympic Sports Center, hard, USD 1.000.630, most recent results first):
TURIN, Italy — Top-ranked Jannik Sinner became the first player to advance to the semifinals at the ATP Finals. U.S. Open
Key eventsShow key events onlyPlease turn on JavaScript to use this featureAnd there was good news for Britain’s Henry Patten. He and doubles partner Harri He
Frances Tiafoe's roller-coaster season has come to an end. The American tennis star finished the season as the World No. 18 with a record 33-26, zero singles ti
Taylor Fritz boosted his hopes of reaching the last four of the ATP Finals with a comeback victory against Australia's Alex de Minaur.De Minaur needed to defeat