A tennis star has accused Wimbledon champion Jannik Sinner of cheating following his won on Sunday. Sinner, 23, won his second Grand Slam of the year on Sunday, besting No. 2 seed Carlos Alcaraz in the men's final at Centre Court.

Jannik Sinner continued an incredible year of tennis with his first Wimbledon victory on Sunday. Sinner defeated Carlos Alcaraz to win his third major title and second of the year. The win comes after Alcaraz defeated Sinner in an incredible marathon French Open final,

Jannik Sinner had three consecutive match points in the fourth set of the French Open final before Carlos Alcaraz prevailed in a five-hour, twenty-nine-minute thriller, widely regarded as one of the greatest major finals ever.