Nuno Borges vs Francisco Cerundolo — R64 — Cincinnati Open

Seeded 20th, Cerundolo arrived in Cincinnati on a two-match losing run and leaves with a third straight defeat. The rankings framed this as an upset; the betting market never did, installing Borges as a 58 percent favorite beforehand. The Portuguese won 25 of his 28 first-serve points and faced a single break point all match, closing the opener with a break in game 10 for 6-4. Cerundolo, 27 and ranked 23rd at the start of play, answered with 31 unforced errors and won just 5 of 28 points against that first serve. The Argentine did save a match point. Borges, the No. 55, is through to the round of 32 in 74 minutes, a second win in a week that opened with two tiebreaks against Kokkinakis.