FILE - This Feb 22, 2006, file photo,  shows former Oklahoma football coach Barry Switzer, left, and former Nebraska football coach Tom Osborne, shaking hands in Lincoln, Neb. The upcoming Big 12 championship game between Oklahoma and Nebraska brings back memories of those Thanksgiving weekend battles between the Big Reds of the North and South. (AP Photo/Nati Harnik)

Photo by: Nati Harnik

FILE - This Feb 22, 2006, file photo, shows former Oklahoma football coach Barry Switzer, left, and former Nebraska football coach Tom Osborne, shaking hands in Lincoln, Neb. The upcoming Big 12 championship game between Oklahoma and Nebraska brings back memories of those Thanksgiving weekend battles between the Big Reds of the North and South. (AP Photo/Nati Harnik)