Brandon Walkin defeated David Volfson 6-4 6-3 in the M15 Cancun 3 round of 32 on hard.
Walkin B. took it in straight sets.
Brandon Walkin beat David Volfson 6-4 6-3. Umpiry, "Brandon Walkin vs David Volfson — M15 Cancun 3 Round of 32", https://umpiry.com/match/2020-01-30/volfson-vs-walkin-m15-cancun-3-r32?utm_source=cite (as of 30 January 2020).