Renowned tennis coach Rick Macci believes ... "Her first serve someday can hit 130 mph as she continues to tweak. Make-up speed is as good as the sport has ever seen." Macci added that Gauff ...

Nevertheless, it is abundantly clear that when her serve is in good shape, Gauff can beat any tennis player in the world. According to Macci, once she irons those issues out, she can become the ...

After losing the World No.1 ranking, Carlos Alcaraz could find himself in pole position again if he makes some changes to his serve, says legendary coach Rick Macci. Currently sitting at the World No.