Oregon downed visiting Nebraska 42-35 in a collegiate football game at Autzen Stadium in Eugene Saturday.  The Ducks (2-0) play at Wyoming this Saturday, 4 p.m., CBS TV.  Oregon State lost at home Saturday to Minnesota 48-18.  The Beavers (1-2) open Pac-12 play at Washington State in Pullman Saturday, 2:30 p.m., Pac-12 Networks.