LONDON, July 7 : Novak Djokovic reached an eighth straight Wimbledon semi-final after grinding down Canadian Felix Auger-Aliassime 7-6(10) 3-6 6-3 6-7(4) 7-6(10-4) in an epic battle on Tuesday to set up a showdown with reigning champion Jannik Sinner.Having surpassed Roger Federer for most match victories at the All England Club with his 106th win in the last round, the 39-year-old eclipsed the Swiss again by becoming the first man to reach the last four eight straight times.Djokovic got there by coming through the longest quarter-final in Wimbledon history, at five hours and 15 minutes, with a gutsy display against a determined opponent who proved hard to break down for much of the contest."I won with a racket and a lot of heart," Djokovic said. "I guess it's the management of the nerves