Mexican Open: Arnaldi upsets fourth seed Fritz to reach second round

Italian Matteo Arnaldi upset American Taylor Fritz, the No 4 seed, 6-4, 4-6, 6-3 to reach the second round of the Mexican Open at the Princess Mundo Imperial Resort in Acapulco on Tuesday.

Arnaldi, ranked No 42, will play another American, the left-handed Ben Shelton, next. This was the second career top 10 win for the Italian.

Fritz had been in good form coming into this week, reaching the quarter-finals of the Australian Open and winning the Delray Beach Open title last week.

Acapulco ATP 500, other first-round matches (Princess Mundo Imperial Resort, hard, USD 2,206,080):

• Flavio Cobolli (Q) beat Felix Auger-Aliassime: 2-6, 6-3, 6-2
• Alex De Minaur (3) beat Taro Daniel: 6-2, 6-1
• Yoshihito Nishioka (LL) beat Nuno Borges: 3-6, 6-2, 6-4
• Sebastian Ofner beat Ernesto Escobedo (WC): 6-7 (7), 6-4, 7-6 (4)
• Ben Shelton beat Daniel Evans: 2-6, 7-5, 7-6 (5)
• Jack Draper beat Tommy Paul (7): 6-0, 6-4
• Miomir Kecmanovic beat Diego Schwartzman (WC): 4-6, 6-3, 6-1
• Rodrigo Pacheco Mendez vs. Dusan Lajovic
• Alexander Zverev vs. Daniel Altmaier
• Michael Mmoh vs. Holger Rune
• Aleksandar Kovacevic vs. Jordan Thompson
• Casper Ruud vs. Christopher Eubanks
• Terence Atmane vs. Dominik Koepfer
• Frances Tiafoe vs. Max Purcell
• Roman Safiullin vs. Stefanos Tsitsipas