Hamburg Open: Hanfmann reaches second round after Cerundolo retirement

German Yannick Hanfmann advanced to the second round of the Hamburg Open when Argentinian Francisco Cerundolo, the No 5 seed, retired on Tuesday evening at Am Rothenbaum.

Hanfmann, ranked No 45, led 4-6, 6-2, 4-2 when Cerundolo, ranked No 21, pulled out on Tuesday evening at Am Rothenbaum.

The German will play the winner of the match between qualifier Jan Choinski and Chinese Zhizhen Zhang next.

Hamburg ATP500, other first-round results (Am Rothenbaum, clay, EUR 1.831.515, most recent results first):

• Casper Ruud vs. Sebastian Baez
• Bernabe Zapata Miralles vs. Andrey Rublev
• Dusan Lajovic vs. Miomir Kecmanovic
• Jan Choinski vs. Zhizhen Zhang
• Alejandro Davidovich Fokina (7) beat Pedro Cachin: 2-6, 7-5, 6-2
• Arthur Fils beat Daniel Elahi Galan (LL): 7-5, 7-5
• Alexander Zverev (4) beat Alex Molcan: 6-0, 6-3
• Jozef Kovalik (LL) beat Thiago Seyboth Wild (Q): 7-6 (6), 6-4
• Cristian Garin (Q) beat Hugo Dellien: 6-7 (3), 6-1, 6-3
• Maximilian Marterer (WC) beat Rudolf Molleker (WC): 7-6 (2), 6-2
• Lorenzo Musetti (3) beat Elias Ymer (Q): 6-4, 6-1
• Daniel Altmaier beat Richard Gasquet: 7-5, 6-4
• Guido Pella beat Thiago Monteiro (LL): 6-3, 4-6, 6-4
• Laslo Djere beat Tomas Martin Etcheverry (6): 7-6 (2), 6-3
• Luca Van Assche beat Alexandre Muller: 7-6 (3), 6-4