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

Francisco Comesana (No. 86 ranking) will take on Alexandre Muller (No. 60) in the semifinals at the Rio Open presented by ...

Sebastian Baez (No. 31 ranking) will meet Camilo Ugo Carabelli (No. 91) in the semifinals at the Rio Open presented by Claro ...

Francisco Comesana will face Alexandre Muller in the Rio Open presented by Claro semifinals on Saturday, February 22.Muller ...

Sebastian Baez (No. 31 in the world) meets Camilo Ugo Carabelli (No. 91) in the semifinals at the Rio Open presented by Claro ...

Germany's Alexander Zverev advanced to the Rio Open quarter-finals after overcoming the heat and an arduous match against ...

RIO DE JANEIRO (AP) _ Results Saturday from Rio Open presented by Claro at Jockey Club Brasileiro (seedings in parentheses): Sebastian Baez (5), Argentina, def. Camilo Ugo Carabelli, Argentina, 3-6, 6 ...

Donald Trump has revealed his ambitious plan to launch the "Son of Concorde", a next-generation supersonic jet that aims to ...

A bizarre moment unfolded during the Rio Open quarterfinal between Alexander Zverev and Francisco Comesaña when a drone flew over the court, disrupting play.

Alexandre Muller triumphed over Brazilian sensation Joao Fonseca in front of the home crowd to progress to the second round ...

Brazilian teenager Joao Fonseca suffered a disappointing loss in the first round of his hometown tournament, the Rio Open.