(Photo credit: Aaron Doster-Imagn Images)
Yunchaokete Bu played a steady ground game and emerged with a 6-3, 6-2 upset win over top-seeded Stefanos Tsitsipas on Tuesday in the second round of the Winston-Salem (N.C.) Open.
Bu, a 23-year-old China native who is ranked 76th in the world, managed just nine winners to 25 from his Greek opponent. However, Tsitsipas committed 33 unforced errors while Bu gave away only 11 points.
Bu advances to face Argentina's Mariano Navone, who got past 16th-seeded Marcos Giron 6-2, 6-2.
Second-seeded Tallon Griekspoor of the Netherlands also stumbled in the second round as Hungary's Marton Fucsovics posted a 6-3, 4-6, 6-3 win. Third-seeded Luciano Darderi of Italy squandered a match point in the second-set tiebreaker before eventually topping Mackenzie McDonald 7-6 (5), 6-7 (6), 6-4.
The Netherlands' Botic Van De Zandschulp ousted sixth-seeded Matteo Arnaldi of Italy 6-3, 6-3. Eighth-seeded Alexandre Muller and ninth-seeded Giovanni Mpetshi Perricard, both of France, earned three-set victories. Tenth-seeded Sebastian Baez of Argentina, 12th-seeded Jaume Munar of Spain, 13th-seeded Miomir Kecmanovic of Serbia and 14th-seeded Roberto Bautista Agut of Spain also advanced.
Serbia's Hamad Medjedovic defeated 15th-seeded Jacob Fearnley of Great Britain 6-4, 7-6 (2).
In the last match of the night, fifth-seeded Lorenzo Sonego of Italy took on Wake Forest product Stefan Dostanic, who is ranked 412th in the world.
--Field Level Media
