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 USTA Billie Jean King National Tennis Center in New York on Tuesday for her quarterfinal matchup, sporting a black face mask emblazoned with the name "George Floyd.«Floyd, a 46-year-old Minneapolis man, died on May 25