Brazilian tennis player Igor Gimenez takes part in a training session in an academy in Sao Bernardo do Campo, Sao Paulo, Brazil on April 9, 2026. "More and more youngsters" dream of becoming professional tennis players in the football-mad country, coach Juninho Nascimento tells AFP, pointing to a "Fonseca boom", a reference to Brazilian tennis player Joao Fonseca, marked by a surge in registrations for children's and youth tournaments. (Photo by Miguel SCHINCARIOL / AFP via Getty Images)