"Basic Tennis Etiquette": Naomi Osaka's Australian Open Act Condemned By Sport's Legends

Tennis greats Martina Navratilova and Lindsay Davenport took Naomi Osaka to task on Friday, saying she had failed to keep to "basic etiquette" after her Australian Open flashpoint.

Tennis greats Martina Navratilova and Lindsay Davenport took Naomi Osaka to task on Friday, saying she had failed to keep to "basic etiquette" after her Australian Open flashpoint.