Istanbul Open ATP results

Following are the results Tuesday from the ATP Istanbul Open (prefix number denotes seeding):

Men's singles, first round

6-Mikhail Kukushkin, Kazakhstan, bt Aleksandr Nedovyesov, Kazakhstan, 6-3, 6-4

8-Diego Schwartzman, Argentina, bt Blaz Kavcic, Slovenia, 6-2, 6-1

Dusan Lajovic, Serbia, bt Thanasi Kokkinakis, Australia, 6-4, 7-5

Teymuraz Gabashvili, Russia, bt Andrey Kuznetsov, Russia, 7-6 (7-1), 6-4

Andrey Rublev, Russia, bt Damir Dzumhur, Bosnia-Herzegovina, 6-3, 6-3

Daniel Gimeno-Traver, Spain, bt Cem Ilkel, Turkey, 6-1, 6-4

Denis Istomin, Uzbekistan, bt Benoit Paire, France, 6-3, 6-4

Jurgen Melzer, Austria, bt Steve Darcis, Belgium, 5-2, retired

Endi