Wednesday
At Melbourne Park
Melbourne, Australia
All Times EST
Play begins on all courts at 7 p.m. Tuesday
Rod Laver Arena
Roberta Vinci, Italy, vs. Ekaterina Makarova (10), Russia
Alexandra Panova, Russia, vs. Maria Sharapova (2), Russia
Simone Bolelli, Italy8, vs. Roger Federer (2), Switzerland
Night Session (3 a.m. Wednesday)
Tim Smyczek, United States, vs. Rafael Nadal (3), Spain
Jarmila Gajdosova, Australia, vs. Simona Halep (3), Romania
Margaret Court Arena
Klara Koukalova, Czech Republic, vs. Julia Goerges, Germany
Andy Murray (6), Britain, vs. Marinko Matosevic, Australia
Sara Errani (14), Italy, vs. Silvia Soler-Espinosa, Spain
Night Session (3 a.m. Wednesday)
Eugenie Bouchard (7), Canada, vs. Kiki Bertens, Netherlands
Philipp Kohlschreiber (22), Germany, vs. Bernard Tomic, Australia
Hisense Arena
Magdalena Rybarikova, Slovakia, vs. Peng Shuai (21), China
Karolina Pliskova (22), Czech Republic, vs. Oceane Dodin, France
Lukas Lacko, Slovakia, vs. Grigor Dimitrov (10), Bulgaria
Not before 2 a.m. Wednesday: Sam Groth, Australia, vs. Thanasi Kokkinakis, Australia