João Fonseca has definitively introduced himself to the world as the latest teen sensation in men’s tennis by upsetting No. 9 seed Andrey Rublev 7-6 (1), 6-3, 7-6 (5) in the first round of the ...

I was born with this gift of being calm,” the 18-year-old Brazilian phenom tells GQ hot off a high-profile debut at the ...

Fonseca has long looked like a star-in-waiting. Under pressure in his first Grand Slam set, he delivered beyond those lofty expectations ...

Joao Fonseca of Brazil takes a selfie with fans after defeating Andrey Rublev of Russia in their first round match at the Australian Open tennis championship in Melbourne, Australia, Tuesday ...

João Fonseca definitively introduced himself to the world as the latest teen sensation in men’s tennis on Tuesday night, upsetting No. 9 seed Andrey Rublev 7-6 (1), 6-3, 7-6 (5) in the first ...

MELBOURNE, Australia (AP) — João Fonseca definitively introduced himself to the world as the latest teen sensation in men's tennis on Tuesday night, upsetting No. 9 seed Andrey Rublev 7-6 (1 ...