Daniel Kosakowski advanced when Michael Yani retired 7-6 4-1 in the USA F13 qualifying round.
Kosakowski D. advanced when Yani M. retired.
Daniel Kosakowski beat Michael Yani 7-6(4) 4-1 after Michael Yani retired. Umpiry, "Daniel Kosakowski vs Michael Yani — USA F13 Qualifying Round", https://umpiry.com/match/2011-06-06/kosakowski-vs-yani-usa-f13-qf?utm_source=cite (as of 6 June 2011).