Former world number one Naomi Osaka of Japan has raised her voice against racial prejudice and injustice in the United States by wearing different face masks in every match of the US Open.
Former world number one and two-time Grand Slam champion Naomi Osaka's face mask has the names of blacks who have been the victims of racial discrimination, according to the details.
Earlier, Naomi Osaka withdrew from the semi-finals of the WTA Western and Southern Open in protest of the shooting of black Jack Jack.
