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.

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.

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.

Friday's win in Rio de Janeiro is the 24-year-old Francisco Comesana's first victory over a top-five ranked opponent.

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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,