Second-seeded Sam Querrey advanced to the New York Open semifinals, beating Ivo Karlovic of Croatia 7-6 (5), 7-6 (4) on Friday at Nassau Veterans Memorial Coliseum.
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Querrey, the 30-year-old American seeking his 11th ATP Tour title, will face fourth-seeded Adrian Mannarino of France, a 7-5, 2-6, 6-3 winner over Spain’s Adrian Menendez-Maceiras.
Fifth-seeded Kei Nishikori of Japan beat Moldova’s Radu Albot 4-6, 6-3, 6-1, and top-seeded Kevin Anderson of South Africa faced American Frances Tiafoe in the late match.
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Nishikori, the tournament winner when it was played in Memphis, Tennessee, from 2013-2016, is playing his first ATP Tour event since August after recovering from a right wrist injury.