Corvallis, OR (Sports Network) - Jordan Poyer came up with three interceptions, and Sean Mannion threw for 270 yards and a touchdown, as 14th- ranked Oregon State downed Washington State, 19-6, at Reser Stadium.
Markus Wheaton had 95 yards receiving and a touchdown for the Beavers (4-0, 3-0 Pac-12), who also got a pair of field goals from Trevor Romaine.
Washington State quarterback Connor Halliday had a rough game, going just 9- of-20 passing for 81 yards and three interceptions. His replacement, Jeff Tuel, went 11-of-17 for 126 yards and an interception.
Gino Simone caught three balls for 83 yards and Andrew Furney connected on two field goals for the Cougars (2-4, 0-3).
Up by seven points late in the fourth quarter, a one-yard touchdown run by Tyler Anderson with 4:27 left padded the Beavers' lead.