Four-time Grand Slam winner Carlos Alcaraz hailed giant-killing teenager Joao Fonseca as "incredible" Wednesday and tipped him to become one of the best players in the world "really soon".
The Tennis Channel Live panel was effusive of the 18-year-old Brazilian, who played a game remniscent of Carlos Alcaraz and Jannik Sinner when he stunned Andrey Rublev in his Grand Slam main draw ...