Halle Open: Zhang battles past Ofner to reach second round

Chinese Zhizhen Zhang edged out Austrian Sebastian Ofner 7-6 (8), 6-7 (3), 6-4 to advance to the second round of the Halle Open at the Owl Arena/Gerry-Weber-Stadion.

Zhang, ranked No 42, will play the winner of the match between Russian Daniil Medvedev, the No 3 seed, and Portuguese Nuno Borges next.

Halle ATP 500, other first-round results (Owl Arena/Gerry-Weber-Stadion, grass, EUR 2.255.655, most recent results first):

• Oscar Otte vs. Alexander Zverev
• Arthur Fils vs. Tomas Machac
• Marcos Giron vs. Andrey Rublev
• Matteo Berrettini vs. Alex Michelsen
• Joao Fonseca vs. James Duckworth
• Max Purcell vs. Alexander Bublik
• Christopher Eubanks vs. Pedro Martinez
• Henri Squire vs. Stefanos Tsitsipas
• Luciano Darderi vs. Jan-Lennard Struff
• Jannik Sinner vs. Tallon Griekspoor
• Hubert Hurkacz vs. Flavio Cobolli
• Daniil Medvedev vs. Nuno Borges
• Fabian Marozsan vs. Roman Safiullin: monday
• Lorenzo Sonego beat Miomir Kecmanovic: 7-6 (6), 7-6 (5)
• Dominik Koepfer (WC) beat Felix Auger-Aliassime (8): 6-4, 4-3 ret.