Halle Open: Zverev battles past Otte to reach second round

Second seed Alexander Zverev edged out qualifier Oscar Otte 6-7 (5), 6-3, 6-4 to reach the second round of the Halle Open at the Owl Arena/Gerry-Weber-Stadion.

Zverev, ranked No 4, will play Italian Lorenzo Sonego next.

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

• Matteo Berrettini vs. Alex Michelsen
• Luciano Darderi vs. Jan-Lennard Struff
• Henri Squire vs. Stefanos Tsitsipas
• Jannik Sinner (1) beat Tallon Griekspoor: 6-7 (8), 6-3, 6-2
• Alexander Bublik (7) beat Max Purcell (Q): 7-6 (1), 6-4
• Christopher Eubanks beat Pedro Martinez: 6-3, 6-4
• Marcos Giron beat Andrey Rublev (4): 6-4, 7-6 (5)
• Arthur Fils beat Tomas Machac: 6-4, 6-4
• James Duckworth (Q) beat Joao Fonseca (WC): 6-4, 6-4
• Hubert Hurkacz (5) beat Flavio Cobolli: 7-5, 7-6 (2)
• Daniil Medvedev (3) beat Nuno Borges: 7-6 (4), 6-4
• Fabian Marozsan beat Roman Safiullin: 7-5, 4-6, 6-1
• Zhizhen Zhang beat Sebastian Ofner: 7-6 (8), 6-7 (3), 6-4
• Lorenzo Sonego beat Miomir Kecmanovic: 7-6 (6), 7-6 (5)
• Dominik Koepfer (WC) beat Felix Auger-Aliassime (8): 6-4, 4-3 ret.