wearing yellow shirts, waving Brazilian flags, and chanting “Joao! Fonseca! Joao! Fonseca!” The scene looked more like a soccer game than a tennis match, and the courtside reporter joked that ...

The six-time Miami champ heaped praise on the young Brazilian, who has already made waves on his way to the third round.

The Brazilian teen added Franco Davin, the famed Argentine coach who guided Juan Martin del Potro to US Open victory, to his team ahead of the event.