Richard Yang defeated Matthew Leffler 4-6 6-3 6-4 in the Australia F10 qualifying round of 32 on hard.
Yang R. came through in three sets.
Richard Yang beat Matthew Leffler 4-6 6-3 6-4. Umpiry, "Richard Yang vs Matthew Leffler — Australia F10 Qualifying Round of 32", https://umpiry.com/match/2015-11-09/leffler-vs-yang-australia-f10-q32?utm_source=cite (as of 9 November 2015).