EVANSTON, IL - SEPTEMBER 24: Tommy Armstrong Jr. #4 of the Nebraska Cornhuskers throws against the Northwestern Wildcats during the first half on September 24, 2016 at Ryan Field in Evanston, Illinois. (Photo by David Banks/Getty Images)

EVANSTON, IL - SEPTEMBER 24: Tommy Armstrong Jr. #4 of the Nebraska Cornhuskers throws against the Northwestern Wildcats during the first half on September 24, 2016 at Ryan Field in Evanston, Illinois.   (Photo by David Banks/Getty Images)

EVANSTON, IL- SEPTEMBER 24: Brandon Reilly #87 of the Nebraska Cornhuskers is tackled by Jared McGee #41 of the Northwestern Wildcats during the second half on September 24, 2016 at Ryan Field in Evanston, Illinois. The Nebraska Cornhuskers won 24-13. (Photo by David Banks/Getty Images)

EVANSTON, IL- SEPTEMBER 24: Brandon Reilly #87 of the Nebraska Cornhuskers is tackled by Jared McGee #41 of the Northwestern Wildcats during the second half on September 24, 2016 at Ryan Field in Evanston, Illinois.    The Nebraska Cornhuskers won 24-13. (Photo by David Banks/Getty Images)

EVANSTON, IL- SEPTEMBER 24: Jordan Westerkamp #1 of the Nebraska Cornhuskers runs for a touchdown against the Northwestern Wildcats during the second half on September 24, 2016 at Ryan Field in Evanston, Illinois. The Nebraska Cornhuskers won 24-13. (Photo by David Banks/Getty Images)

EVANSTON, IL- SEPTEMBER 24: Jordan Westerkamp #1 of the Nebraska Cornhuskers runs for a touchdown against the Northwestern Wildcats during the second half on September 24, 2016 at Ryan Field in Evanston, Illinois.    The Nebraska Cornhuskers won 24-13. (Photo by David Banks/Getty Images)

EVANSTON, IL- SEPTEMBER 24: Joshua Kalu #10 of the Nebraska Cornhuskers celebrates his interception against the Northwestern Wildcats during the second half on September 24, 2016 at Ryan Field in Evanston, Illinois. The Nebraska Cornhuskers won 24-13. (Photo by David Banks/Getty Images)

EVANSTON, IL- SEPTEMBER 24: Joshua Kalu #10 of the Nebraska Cornhuskers celebrates his interception against the Northwestern Wildcats during the second half on September 24, 2016 at Ryan Field in Evanston, Illinois.    The Nebraska Cornhuskers won 24-13. (Photo by David Banks/Getty Images)

EVANSTON, IL - SEPTEMBER 24: John Moten IV #20 of the Northwestern Wildcats is tackled by Joshua Kalu #10 of the Nebraska Cornhuskers during the first half on September 24, 2016 at Ryan Field in Evanston, Illinois. (Photo by David Banks/Getty Images)

EVANSTON, IL - SEPTEMBER 24: John Moten IV #20 of the Northwestern Wildcats is tackled by Joshua Kalu #10 of the Nebraska Cornhuskers during the first half on September 24, 2016 at Ryan Field in Evanston, Illinois.   (Photo by David Banks/Getty Images)