boycotting a previous tournament match to show her support for the victims of police violence, Naomi Osaka is taking more steps to raise awareness during the US Open.The Japanese tennis star — who is currently the highest-paid female athlete in the world — took the court at Arthur Ashe Stadium in New York on Wednesday night with a black face mask emblazoned with the name «Elijah McClain.»The mask is Osaka's second tribute to victims of police violence this week — at Monday's first round