Australian Open results - collated

Collated results from Day 4 of the Australian Open on Thursday:

Men's singles, 2nd round

Kei Nishikori (JPN x8) bt Ivo Karlovic (CRO) 6-3, 7-6 (8/6), 5-7, 5-7, 7-6 (10/7) Borna Coric (CRO x11) bt Marton Fucsovics (HUN) 6-4, 6-3, 6-4 Pablo Carreno-Busta (ESP x23) bt Ilya Ivashka (BLR) 6-2, 6-3, 7-6 (9/7) Fabio Fognini (ITA x12) bt Leonardo Mayer (ARG) 7-6 (7/3), 6-3, 7-6 (7/5) Joao Sousa (POR) bt Philipp Kohlschreiber (GER x32) 7-5, 4-6, 7-6 (7/4), 5-7, 6-4 Pierre-Hugues Herbert (FRA) bt Chung Hyeon (KOR x24) 6-2, 1-6, 6-2, 6-4 Milos Raonic (CAN x16) bt Stan Wawrinka (SUI) 6-7 (4/7), 7-6 (8/6), 7-6 (13/11), 7-6 (7/5) Denis Shapovalov (CAN x25) bt Taro Daniel (JPN) 6-3, 7-6 (7/2), 6-3 David Goffin (BEL x21) bt Marius Copil (ROU) 5-7, 7-5, 6-2, 6-4 Daniil Medvedev (RUS x15) bt Ryan Harrison (USA) 6-3, 6-3, 6-3 Filip Krajinovic (SRB) bt Evgeny Donskoy (RUS) 6-4, 7-6 (10/8), 7-6 (7/2) Alexei Popyrin (AUS) bt Dominic Thiem (AUT x7) 7-5, 6-4, 2-0 retired Alex Bolt (AUS) bt Gilles Simon (FRA x29) 2-6, 6-4, 4-6, 7-6 (10/8), 6-4 Lucas Pouille (FRA x28) bt Maximilian Marterer (GER) 7-6 (10/8), 7-6 (10/8), 5-7, 6-4 Novak Djokovic (SRB x1) bt Jo-Wilfried Tsonga (FRA) 6-3, 7-5, 6-4 Alexander Zverev (GER x4) bt Jeremy Chardy (FRA) 7-6 (7/5), 6-4, 5-7, 6-7 (6/8), 6-1

Women's singles, 2nd round

Camila Giorgi (ITA x27) bt Iga Swiatek (POL) 6-2, 6-0 Wang Qiang (CHN x21) bt Aleksandra Krunic (SRB) 6-2, 6-3 Elina Svitolina (UKR x6) bt Viktoria Kuzmova (SVK) 6-4, 6-1 Karolina Pliskova (CZE x7) bt Madison Brengle (USA) 4-6, 6-1, 6-0 Anastasija Sevastova (LAT x13) bt Bianca Andreescu (CAN) 6-3, 3-6, 6-2 Elise Mertens (BEL x12) bt Margarita Gasparyan (RUS) 6-1, 7-5 Hsieh Su-wei (TPE x28) bt Laura Siegemund (GER) 6-3, 6-4 Madison Keys (USA x17) bt Anastasia Potapova (RUS) 6-3, 6-4 Timea Bacsinszky (SUI) bt Natalia Vikhlyantseva (RUS) 6-2, 7-5 Naomi Osaka (JPN x4) bt Tamara Zidansek (SLO) 6-2, 6-4 Zhang Shuai (CHN) bt Kristyna Pliskova (CZE) 6-3, 7-5 Simona Halep (ROU x1) bt Sofia Kenin (USA) 6-3, 6-7 (5/7), 6-4 Venus Williams (USA) bt Alize Cornet (FRA) 6-3, 4-6, 6-0 Dayana Yastremska (UKR) bt Carla Suarez (ESP x23) 6-3, 3-6, 6-1 Serena Williams (USA x16) bt Eugenie Bouchard (CAN) 6-2, 6-2 Garbine Muguruza (ESP x18) bt Johanna Konta (GBR) 6-4, 6-7 (3/7), 7-5.