Sinner and Djokovic Withdraw from Montreal

Both Sinner and Djokovic withdraw from Montreal Masters, reshaping draw. Zverev becomes top seed, then loses to Griekspoor. Auger-Aliassime also withdraws due to back injury. Major upsets: Griekspoor d. Zverev, Van de Zandschulp d. Medvedev, Tirante d. Fritz, Fonseca d. Tsitsipas, Tien d. Monfils. Draw chaos highlights ATP schedule concerns. French journalist slams ATP Chairman Gaudenzi over scheduling. Djokovic confirms Cincinnati return. In Toronto, Anisimova, Pegula, Kostyuk win.