Nadal faces Taylor Fritz on Center Court, but first, Kyrgios looks to continue his memorable SW19 run against Christian Garin on Court 1. Both have shown tempers on their way to the last eight, which bodes well for those hoping for an entertaining potential semi-final showdown. Kyrgios is no stranger to on-court outbursts and it was no different at Wimbledon. He has been fined after two of his four matches so far this year. He had several outbursts during his first-round bout with Paul Jubb, but his latest fine came in the third round after he asked Stefanos Tsitsipas to “default” for hitting a ball into the crowd and demanded a “new referee”. Nadal’s temper flared in his third-round clash with Lorenzo Sonego. During the third set, he called the Italian to the net to tell him he was too strong on points. He then continued his rant after the pair shook hands after the match, grabbing Sonego so he couldn’t return to his chair. It’s fair to say that if Nadal and Kyrgios meet in the semi-finals, fireworks are expected…