ABN AMRO World Tennis Tournament—Rotterdam, Netherlands
Semifinal results:
Stan Wawrinka Defeats (1) Kei Nishikori 62 46 64
Gael Monfils Defeats (5) Daniil Medvedev 46 63 64
*****
New York Open—New York, NY, U.S.A
Semifinal results:
Reilly Opelka Defeats (1) John Isner 67(8) 76(14) 76(4)
Brayden Schnur Defeats (6) Sam Querrey 76(7) 46 63
*****
Argentina Open—Buenos Aires, Argentina
Semifinal results:
(4) Diego Schwartzman Defeats (1) Dominic Thiem 26 64 76(5)
(3) Marco Cecchinato Defeats Guido Pella 64 62
