Tuesday's San Diego 2 (Usa) round of 32 pits Colton Smith against Stefan Kozlov on hard. Colton Smith limps in on a 3-match losing skid, just 6 wins in 10. Stefan Kozlov limps in on a 4-match losing skid, just 3 wins in 10.

The serve is where this match separates: Smith has been winning 69.2% of first-serve points to Kozlov's 65.5%, and on hard that gap compounds fast. Expect resistance, but the match-level math tilts clearly toward Smith.