Djokovic's late career lives on impeccable serving and first-strike tennis. In Sinner, he faces the apex predator of that guise of the sport

LONDON -- LONDON (AP) — Novak Djokovic began expressing a heartfelt thought about returning to the semifinals at the All England Club — “It means the world to me,” he was saying, “that I’m still able, at 38, to play (in the) final stages of Wimbledon” — when the Centre Court crowd interrupted with yelling and applause.