Pedro Sakamoto defeated Facundo Mena 7-6 0-6 6-3 in the M15 Naples 1 round of 16 on clay. The upset overturned the form book — Facundo Mena came in ranked #197, leading the head-to-head 2–1, but Pedro Sakamoto had been the form player, winning 7 of their last 8 on clay. That levelled the head-to-head at 2–2.
Sakamoto P. came through in three sets.
Pedro Sakamoto beat Facundo Mena 7-6(6) 0-6 6-3. Umpiry, "Pedro Sakamoto vs Facundo Mena — M15 Naples 1 Round of 16", https://umpiry.com/match/2019-01-17/mena-vs-sakamoto-m15-naples-1-r16?utm_source=cite (as of 17 January 2019).