Results on day one of the Australian Open Grand Slam at Melbourne Park on Monday: Women's singles 1st round Julia Goerges (GER) bt Viktaria Kuzmova (SVK) 6-1, 6-2 Paula Badosa (ESP) bt Johanna Larsson (SWE) 6-1, 6-0 Zhang Saisai (CHN) bt Anna Kalinskaya (RUS) 6-3, 6-2 Petra Martic (CRO x13) bt Christina McHale (USA) 6-3, 6-0 Sofia Kenin (USA x14) bt Martina Trevisan (ITA) 6-2, 6-4 Naomi Osaka (JPN x3) bt Marie Bouzkova (CZE) 6-2, 6-4 afp