Josselin Ouanna defeated Ti Chen 6-4 6-1 in the US Open qualifying round of 128 on hard.
Ouanna J. took it in straight sets.
Josselin Ouanna beat Ti Chen 6-4 6-1. Umpiry, "Josselin Ouanna vs Ti Chen — US Open Qualifying Round of 128", https://umpiry.com/match/2012-08-22/chen-vs-ouanna-us-open-q128?utm_source=cite (as of 22 August 2012).