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Miami Open: Mackenzie McDonald after defeating Dimitrov next opponent of Alexander Zverev · tennisnet.com
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UCLA's Mackenzie McDonald wins NCAA men's tennis titles in singles, doubles – Orange County Register
United States Tennis Association - USTA (Official) - Mackenize McDonald has his sights set on his first ATP Tour title at the Citi Open! | Facebook
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UCLA's Mackenzie McDonald wins NCAA men's tennis titles in singles, doubles – Orange County Register
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