London, June 28 -- As the curtain rises on another chapter of Wimbledon, the spotlight shifts from past legends to a dynamic crop of new contenders led by Jannik Sinner and Carlos Alcaraz, the top two seeds who seem destined for a rematch, if they survive the minefield of the first six rounds. Alcaraz, the defending champion and master of all surfaces, begins his campaign against the flamboyant Fabio Fognini. The 38-year-old Italian might lack the consistency of his prime, but still relishes the big occasion. In the same quarter lurk potential headaches for the Spaniard - Frances Tiafoe, who pushed him to five sets last year, and Queen's Club finalist Jiri Lehecka, whom Alcaraz politely called "a nightmare to play". Sinner, the newly anoint...