21-year-old Alcaraz begins Wimbledon title defense against Lajal, aiming for fourth Grand Slam and French Open-Wimbledon double.

21-year-old defending Wimbledon champ Alcaraz begins title defense against Estonia's Mark Lajal on Monday. Alcaraz aims to win his fourth Grand Slam title, joining elite players like Laver, Borg, Federer, Nadal, and Djokovic who achieved the French Open-Wimbledon double. Opening day also features world no.1 Sinner, US Open's Gauff, and Australian Open winner Sabalenka.