Alexander Zverev made some harsh comments about the balls used at the Rio Open just before suffering a shock loss. On Friday, the top seed saw his campaign end in the quarterfinal after world No. 86 Francisco Comesana completed an upset 4-6 6-3 6-4 win.

Argentina's world number 86, Francisco Comesana delivered a stunning performance at the Rio Open on Friday. He defeated the Australian Open finalist and world number two Alexander Zverev 4-6, 6-3, 6-4 in the quarter-finals. This win is a major milestone in Comesana's career as it is his first-ever victory over a top-five opponent.

Argentinian Francisco Comesana stunned Australian Open finalist and world No 2 Alexander Zverev on Friday with a 4-6 6-3 6-4 win in the quarterfinals of the Rio Open, the biggest win of his career so far.

Australian Open finalist Alexander Zverev wasted a big third-set lead as he suffered a second straight quarter-final defeat in South America, 4-6, 6-3, 6-4 against Argentine Francisco Comesana in Rio de Janeiro.

Alexander Zverev seemed to be cruising in the third set of his quarter-final match at the 2025 Rio Open, but he lost a comfortable lead and lost the match. Zverev lost already in his quarter-final

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The quarterfinals at the ATP Rio Open are set, and some unexpected names have emerged. This has not been a good week for the seeded players, but the top seed, Alexander Zverev and defending champion,