US Open: Karen Khachanov advances into quarter-finals

YEREVAN, SEPTEMBER 5, ARMENPRESS. Russia’s Karen Khachanov reached the quarter-finals of the US Open for the first time on Sunday after upsetting Spanish 12th seed Pablo Carreno Busta in a five-set match, AFP reports.

The 27th seed from Russia set up a last eight meeting against either defending champion Daniil Medvedev or Australia's Nick Kyrgios after prevailing 4-6, 6-3, 6-1, 4-6, 6-3 on the Lousi Armstrong Stadium.

The result equals Khachanov's best ever result in a Grand Slam tournament.