Pac-12 fb, Sept. 18

Oregon completed its preseason record with a 3-0 record after beating Wyoming 49-12 on the road Saturday.  Oregon State fell to 1-3 after the Beavers dropped their Pac-12 opener at Washington State 52-23 Saturday night in Pullman, WA.  The Ducks (3-0) open Pac-12 play Saturday night, 7 p.m., at Arizona State.  The Beavers (1-3) host Washington Saturday in Corvallis.