Australian star Nick Kyrgios in heated argument with umpire during comeback win
By Ben Church, CNN Tennis star Nick Kyrgios was involved in a fiery exchange with the umpire during his comeback win against Stefanos Tsitsipas at TP 500 Halle Open Wednesday. Kyrgios, 27, had smashed his racquet after losing the opening set and later locked horns with the umpire after he was given a time violation
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