Steve Johnson defeated Sahr Timothy Kpulun 6-2 6-0 in the USA F23 qualifying round on hard.
Johnson S. took it in straight sets.
Steve Johnson beat Sahr Timothy Kpulun 6-2 6-0. Umpiry, "Steve Johnson vs Sahr Timothy Kpulun — USA F23 Qualifying Round", https://umpiry.com/match/2011-09-12/johnson-vs-kpulun-usa-f23-qf?utm_source=cite (as of 12 September 2011).