Serena Williams' childhood coach Rick Macci seemingly took to X to shut down a John McEnroe take about the Jannik Sinner and Carlos Alcaraz rivalry.

Carlos Alcaraz has gracefully disagreed with John McEnroe's recent remarks that suggested the rising star surpasses tennis greats Roger Federer and Rafael Nadal at the age of 21. The young Spaniard made history as the youngest player to secure Grand Slam titles on all three surfaces,

Jannik Sinner's rivalry with Carlos Alcaraz threatens to dominate men’s tennis for the next decade. And stars like British No.1 Jack Draper face the challenge of raising their games to stop the two young superstars who have now won the last seven Grand Slam titles.