Aug 12 (OPTA) - Results from the ATP World Tour Masters 1000, Montreal / Toronto Masters Men's Singles matches on Saturday .. Quarter-final .. 1-Rafael Nadal (ESP) beat 6-Marin Cilic (CRO) 2-6 6-4 6-4 Karen Khachanov (RUS) beat Robin Haase (NED) 6-3 6-1 .. Semi-final .. Stefanos Tsitsipas (GRE) beat 4-Kevin Anderson (RSA) 6-7(4) 6-4 7-6
