SECOND ROUND RESULTS
Men: Roger Federer (Sui) bt Luks Lacko (Svk) 6-4, 6-4, 6-1; Jan-Lennard Struff (Ger) bt Ivo Karlovic (Cro) 6-7 (5-7), 3-6, 7-6 (7-4), 7-6 (7-4), 13-11; Adrian Mannarino (Fra) bt Ryan Harrison (US) 7-5, 7-5, 7-6 (7-4); Gael Monfils (Fra) bt Paolo Lorenzi (Ita) 3-6, 6-3, 7-6 (7-5), 7-6 (7-3); Mackenzie McDonald (US) bt Nicols Jarry (Chi) 7-6 (7-5), 5-7, 3-6, 6-2, 11-9; Radu Albot (Mda) bt Aljaz Bedene (Slo) 6-2, 4-6, 7-6 (7-3), 5-7, 6-3 ;
Frances Tiafoe (US) bt Julien Benneteau (Fra) 4-6, 6-3, 6-4, 6-2; Gilles Simon (Fra) bt Matteo Berrettini (Ita) 6-3, 7-6 (7-4), 6-2; Alex De Minaur (Aus) bt Pierre-Hugues Herbert (Fra) 6-2, 6-7 (8-10), 7-5, 6-3; Kevin Anderson (Rsa) bt Andreas Seppi (Ita) 6-3, 6-7 (5-7), 6-3, 6-4; John Isner (US) bt Ruben Bemelmans (Bel) 6-1, 6-4, 6-7 (6-8), 6-7 (3-7), 7-5; Stefanos Tsitsipas (Gre) bt Jared Donaldson (US) 6-3, 6-2, 3-6, 4-6, 6-3; Thomas Fabbiano (Ita) bt Stan Wawrinka (Sui) 7-6 (9-7), 6-3, 7-6 (8-6); Guido Pella (Cro) bt Marin Cilic (Arg) 3-6, 1-6, 6-4, 7-6 (7-3), 7-5; Philipp Kohlschreiber (Ger) bt Gilles Muller (Lux) 7-6 (8-6), 7-6 (7-4), 7-6 (7-3); Rafael Nadal (Spa) bt Mikhail Kukushkin (Rus) 6-4, 6-3, 6-4; Nick Kyrgios (Aus) bt Robin Haase ( Ned) 6-3, 6-4, 7-5 ; Novak Djokovic (Srb) bt Horatio Zeballos (Arg) 6-1, 6-2, 6-3.
Women: Kiki Bertens (Ned) bt Anna Blinkova (Rus) 6-4, 6-0; Julia Goerges (Ger) bt Vera Lapko (Blr) 6-2, 3-6, 6-2; Kristina Mladenovic (Fra) bt Tatjana Maria (Ger) 6-2, 6-2; Serena Williams (US) bt Viktoriya Tomova (Bul) 6-1, 6-4; Camila Giorgi (Ita) bt Madison Brengle (US) 6-4, 6-4; Lucie Safarova (Cze) bt Agnieszka Radwanska (Pol) 7-5, 6-4; Ekaterina Makarova (Rus) bt Caroline Wozniacki (Den) 6-4, 1-6, 7-5;
Daria Gavrilova (Aus) bt Samantha Stosur (Aus) 6-4, 6-1; Naomi Osaka (Jpn) bt Katie Boulter (Bri) 6-3, 6-4; Barbora Strycova (Cze) bt Lesia Tsurenko (Ukr) 6-1, 6-4 Ashleigh Barty (Aus) bt Eugenie Bouchard (Can) 6-4, 7-5; Angelique Kerber (Ger) bt Claire Liu (US) 3-6, 6-2, 6-4; Hsieh Su-Wei (Tpe) bt Lara Arruabarrena-Vecino (Spa) 6-3, 6-3 ; Katerina Siniakova (Cze) bt Ons Jabeur (Tun) 5-7, 6-4, 9-7; Kristina Mladenovic (Fra) bt Tatjana Maria (Ger) 6-2, 6-2; Elise Mertens (Bel) bt Sachia Vickery (US) 6-1, 6-3; Carla Suarez Navarro (Spa) bt Sara Torribes Tormo (Spa) 6-4, 6-1; Daria Kasatkina (Rus) bt Yulia Putintseva (Kaz) 6-2, 6-3.