(Pullman, WA) -- Marcus Tsohonis made the go-ahead jumper with six seconds left as Washington stunned Washington State 65-63 in Pullman. Tsohonis finished with a game-high 29 points. Erik Stevenson added 18 points for the Huskies, who ended their five-game skid to get to 4-and-16. The Cougars drop to 12-and-10. Both teams are back in action Thursday.