Nick Kyrgios has been forced to explain why he appeared to spit at a fan during a Wimbledon match when things got heated.

"Someone just yelled out I was s*** in the crowd today. Is that normal? No. I just don't understand why it's happening over and over again," he said in a press conference, tucking into sushi.

"Today as soon as I won the match I turned to him...I've been dealing with hate and negativity for a long time so I don't feel like I owe that person anything."

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