Almaty Open: Khachanov edges Virtanen to make quarters

Russian Karen Khachanov, the No 3 seed, reached the quarter-finals of the Almaty Open by winning against Finn Otto Virtanen 7-6 (2), 7-6 (3) at Almaty Arena on Thursday night.

Khachanov, ranked No 26, will play Kazakh wildcard Beibit Zhukayev next.

In the previous round of the Almaty tournament, Virtanen, ranked No 116, defeated Italian Fabio Fognini (6-3, 7-6 (4)).

Almaty ATP 250, other second-round results (Almaty Arena, hard, USD 1.036.700, most recent results first):

• Frances Tiafoe vs. Daniel Evans
• Aleksandar Vukic vs. Adrian Mannarino
• Beibit Zhukayev beat Tomas Machac (5): 3-1 ret.
• Alexander Shevchenko beat Aslan Karatsev (Q): 6-1, 6-7 (5), 7-5
• Alejandro Tabilo (2) beat Maximilian Marterer: 6-2, 6-4
• Gabriel Diallo beat Borna Coric: 7-6 (1), 6-4
• Francisco Cerundolo (4) beat Justin Engel (WC): 6-4, 7-6 (3)