Teenager João Fonseca won his first ATP Tour title at the Argentina Open on Sunday, announcing himself as one of tennis’ brightest talents.

Tennis legend Boris Becker is understandably confused by the recordkeeping associated with Joao Fonseca's Argentina Open victory.

BUENOS AIRES -- Brazilian teenager Joao Fonseca secured his first ATP tour title on Sunday by beating local favorite Francisco Cerundolo 6-4, 7-6 (1) in the Argentina Open final.

Young sensation Joao Fonseca scripted history at the Buenos Aires Open, as he became the youngest-ever to win an ATP singles title from South America.

Teenage tennis sensation João Fonseca frustrated his home fans at the Rio Open in a first-round loss two days after winning his first ATP title