Brazil’s Joao Fonseca is just 18 but he upset the No. 9 seed at the Australian Open
Joao Fonseca definitively introduced himself to the world as the latest teen sensation in men’s tennis, upsetting No. 9 seed ...
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Teen sensation Joao Fonseca earns milestone top-10 win, nears Carlos Alcaraz’s feat
A new tennis star is born! The 18-year-old Joao Fonseca wrapped up the 2024 season in the top-150, standing as the youngest ...