LONDON—Five-time winner and defending champion Djokovic will contest his 10th Wimbledon and 41st Grand Slam semi-final on Friday against 22-year-old Canadian Denis Shapovalov who has reached this stage for the first time in his career. Add in the fact that Djokovic’s gaze is locked on winning his 20th Grand Slam title to match record-holders Roger Federer and Rafa Nadal and his career record against Shapovalov reads 6–0, and a place in the final looks a formality. Friday’s first semi-final sees Matteo Berrettini take on Poland’s Hubert Hurkacz—the man who sent Federer packing, possibly for the last time, in the quarter-finals. Whoever wins will be making history with Berrettini bidding to become the first Italian to make a Wimbledon final and Hurkacz the first Polish man to reach the final of any Slam. Djokovic’s biggest problem early in the tournament was staying upright, but since those early tumbles, he has looked …