Pacheco Mendez upsets Vukic to advances in front of home crowd at ATP Acapulco 500
Rodrigo Pacheco Mendez ousted Aleksandar Vukic in a third-set tiebreak on Tuesday in Acapulco. Pacheco Mendez will face Norwegian Casper Ruud in the second round.

Mexican wild card Rodrigo Pacheco Mendez moved into the second round of the Mexican Open by edging out Australian Aleksandar Vukic 7-5, 4-6, 7-6 (4) at the Arena GNP Seguros in Acapulco on Tuesday night.
Pacheco Mendez, ranked No 356, will next face second-seeded Norwegian Casper Ruud.
Acapulco ATP 500, other first-round results (Arena GNP Seguros, hard, USD 2.585.410, most recent results first):
- Frances Tiafoe vs. Alexandre Muller
- Alex Michelsen vs. Yunchaokete Bu
- Denis Shapovalov vs. Nishesh Basavareddy
- Benjamin Bonzi vs. Brandon Nakashima:
- Alexander Zverev vs. Matteo Arnaldi:
- Alejandro Davidovich Fokina beat Mattia Bellucci (LL): 1-6, 7-6 (6), 6-2
- Holger Rune (4) beat Roberto Carballes Baena: 7-6 (4), 6-3
- Tommy Paul (3) beat Gabriel Diallo (Q): 6-2, 6-2
- Learner Tien (Q) beat Cameron Norrie: 7-6 (5), 6-3
- David Goffin beat Rinky Hijikata: 6-2, 6-3
- Marcos Giron beat Adam Walton (Q): 7-6 (4), 6-2
- Ben Shelton (5) beat Flavio Cobolli: 7-6 (4), 7-6 (4)
- Casper Ruud beat Arthur Rinderknech: 6-4, 6-3
- Tomas Machac (8) beat Jakub Mensik: 6-4, 2-6, 6-3
- Daniel Altmaier (WC) beat Miomir Kecmanovic: 4-6, 6-4, 6-3