Article Photos: Big 12 Championship by the numbers: Sooners only convert one third down 27/73

Oklahoma's Ronnell Lewis (56) and Joseph Powell (3) celebrate after the 23-20 win over Nebraska during the Big 12 football championship game between the University of Oklahoma Sooners (OU) and the University of Nebraska Cornhuskers (NU) at Cowboys Stadium on Saturday, Dec. 4, 2010, in Arlington, Texas.  Photo by Chris Landsberger, The Oklahoman