Sabalenka cruises past Zheng to advance to semifinals and face Navarro in New York
World No 2 Aryna Sabalenka served notice that she has her eyes firmly fixed on lifting the US Open trophy on Saturday, after her straight sets quarter-final demolition of Zheng Qinwen, the Olympic champion, in Tuesday’s night session on Arthur Ashe Stadium. I saw him there [Roger Federer], saw him on the big screen. I…