PULLMAN, Wash. (AP) — Oscar da Silva scored 19 points and Daejon Davis added 17 to lead Stanford to a 75-57 victory over Washington State on Sunday night, keeping the Cardinals' hopes of an at-large big to the NCAA tournament alive.  Stanford shot 56% from the field and held the Cougars to 32% shooting, including 7 of 30 from 3-point range. CJ Elleby scored 22 points and grabbed 10 rebounds for Washington State, which lost its fourth straight.