6: What a week for Naomi Osaka

On Monday, Naomi Osaka became the world's No. 1 women’s singles player after her victory against Petra Kvitova in Saturday’s Australian Open final. But her rise to the top also came with a dose of controversy. This week on Deep Dive, Oscar Boyd is joined by Baye McNeil and Joel Tansey to discuss Osaka's rise to the top and a recent case of whitewashing. Related links Baye McNeil's Black Eye column on the Nissin ad Joel Tansey on Naomi Osaka's victory at the Australian Open Clip of Naomi Osaka talking at the Australian Open from Guardian Sport Naomi Osaka's victory proves to be a boon for her sponsors Naomi Osaka becomes world No. 1 in women's singles tennis rankings Join us on Twitter