Brice Williams recorded 28 points, seven rebounds and six assists and Nebraska led most of the way while posting a 77-71 upset of No. 16 Oregon on Sunday evening in Big Ten play at Eugene, Ore.Juwan Gary added 23 points to help the Cornhuskers (14-8, 4-7 Big Ten) win their second straight game following a six-game slide. Rollie Worster added 11 points.Jackson Shelstad scored 16 points and Brandon Angel added 15 for slumping Oregon (16-6, 5-6), which lost its third straight game and fourth in its last five. TJ Bamba had 13 points and four steals.Nebraska led for 38:01 in its second straight upset of a ranked team. The Cornhuskers notched an 80-74 home win in overtime over No. 18 Illinois on Thursday.No. 18 Illinois 87, Ohio State 79Will Riley scored 24 points and freshman Morez Johnson Jr. added 14 points and a career-high 15 rebounds as the Fighting Illini overcame an 11-point second-half deficit to defeat the Buckeyes in Champaign, Ill.Kylan Boswell had 14 points and Tomislav Ivisic added 12 points in his return from a three-game absence because of mononucleosis for the Fighting Illini (15-7, 7-5 Big Ten), who had lost four of six.Devin Royal scored 19 of his 29 points in the first half and Bruce Thornton contributed 22 for the Buckeyes (13-9, 5-6), who saw their three-game winning streak come to an end.