James Lemke defeated Philip Bester 6-4 7-6 in the USA F11 round of 16 on clay. The upset overturned the form book — Philip Bester came in leading the head-to-head 1–0. James Lemke claimed a first win over Philip Bester in two meetings, levelling the head-to-head at 1–1.
Lemke J. took it in straight sets.
James Lemke beat Philip Bester 6-4 7-6(6). Umpiry, "James Lemke vs Philip Bester — USA F11 Round of 16", https://umpiry.com/match/2012-04-30/bester-vs-lemke-usa-f11-r16?utm_source=cite (as of 30 April 2012).