Tennis stars out of US Open: Why are Serena Williams, Roger Federer and Rafa Nadal not playing in New York?

Three of the best tennis players to grace the sport in the 21st century are going to miss the US Open next week. Japan’s Naomi Osaka claimed US Open glory last year in the women’s tournament while Dominic Thiem from Austria claimed the men’s title. The major, held at the USTA Billie Jean King National […]