Mikhail Kukushkin defeated Federico Delbonis 6-4 6-2 in the US Open qualifying round of 128 on hard. The result followed the form book — Mikhail Kukushkin came in defending last year's round of 128.
Kukushkin M. took it in straight sets.
Mikhail Kukushkin beat Federico Delbonis 6-4 6-2. Umpiry, "Mikhail Kukushkin vs Federico Delbonis — US Open Qualifying Round of 128", https://umpiry.com/match/2013-08-20/delbonis-vs-kukushkin-us-open-q128?utm_source=cite (as of 20 August 2013).