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 ...

Comesana, ranked 86th in the world, turned heads in his Grand Slam debut match last year when he handed sixth seed Andrey Rublev a first-round exit from Wimbledon. Friday's win in Rio de Janeiro ...