Tuesday's US Open first round pits Camilo Ugo Carabelli against Jan Lennard Struff on hard. Jan Lennard Struff is 5-5 across recent matches. Camilo Ugo Carabelli comes in at 5 wins from the last ten.
The serve is where this match separates: Struff has been winning 76.5% of first-serve points to Carabelli's 66%, and on hard that gap compounds fast. This one is close to a coin flip, and the lean toward Struff is exactly that — a lean.