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

Argentinian Francisco Comesana stunned Australian Open finalist and world number two Alexander Zverev on Friday with a 4-6 6-3 6-4 win in the quarter-finals 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 (No. 2 ranking) will face Francisco Comesana (No. 86) in the quarterfinals at the Rio Open presented by Claro on Friday, February 21.In his most recent match on Wednesday, Zverev

Alexander Zverev had to work hard in the second round of the ATP 500 event in Rio. World no. 2 defeated Alexander Shevchenko 7-6, 7-6 in two hours and 28 minutes for a place in the 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,