participating this year's australian open. you may have heard about that. meanwhile sixth seed rafael nadal seeks to extend his bid for men's record 21st grand slam tight. on the women's side, number 13 seed naomi osaka is battling an american in a third set while ash bharti racked up a win. meanwhile emma raducanu fell in three sets yesterday during the second round. and french open champ barbora krejcikova advanced the fourth round in melbourne for a fourth time setting up a class against aussie champ azarenka.