Aug 13 (OPTA) - Results from the ATP World Tour Masters 1000, Montreal / Toronto Masters Men's Singles matches on Sunday .. Semi-final .. 1-Rafael Nadal (ESP) beat Karen Khachanov (RUS) 7-6(3) 6-4 .. Final .. 1-Rafael Nadal (ESP) beat Stefanos Tsitsipas (GRE) 6-2 7-6(4)