Nick Kyrgios defeats Denis Istomin, first round, Wimbledon 2018

Everyone is entitled to an opinion but I can assure you it wasn't coaching. Kyrgios was a promising basketball player who represented the Australian Capital Territory and Australia in his early teens before deciding to focus solely on tennis when he was 14 years old. Kyrgios then played at the third major of the year at Wimbledon as the 15th seed. In total, he would serve 19 aces in the semi-final encounter. Retrieved 25 January Player Bio

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