The Spaniard number 2 in the world Carlos Alcaraz withdrew from the ATP 500 tournament in Rio de Janeiro, after withdrawing during the first round match against the Brazilian Thiago Monteiro (n.117) due to an ankle injury. The 20-year-old tennis player had to stop the match after two games, showing visible signs of suffering with a score of 1-1.

The Spanish world number 2 was the favorite in the most important draw in South America, but withdrew at the last minute.