Japan's Naomi Osaka adds voice to US protests

'There comes a time when silence is betrayal' IMAGE: Naomi Osaka joins other sports figures in speaking out against racism and police violence. Photograph: Yong Teck Lim/Getty Images......

Osaka laughs off 'too sunburned' comment

IMAGE: Naomi Osaka is one of a group of successful mixed-race athletes. Photograph: Tasos Katopodis/Getty Images for AYS Sports Marketing Japanese tennis player Naomi Osaka has laughed off......