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LINCOLN, NE - OCTOBER 24: Quarterback Tommy Armstrong Jr. #4 of the Nebraska Cornhuskers is grabbed by defensive lineman Ifeadi Odenigbo #7 of the Northwestern Wildcats during their game at Memorial Stadium on October 24, 2015 in Lincoln, Nebraska. (Photo by Eric Francis/Getty Images)

LINCOLN, NE - OCTOBER 24: Quarterback Tommy Armstrong Jr. #4 of the Nebraska Cornhuskers is grabbed by defensive lineman Ifeadi Odenigbo #7 of the Northwestern Wildcats during their game at Memorial Stadium on October 24, 2015 in Lincoln, Nebraska. (Photo by Eric Francis/Getty Images)