Article Photos: Big 12's offensive explosion means one thing: The league isn't ready to play big-boy football

COLLEGE FOOTBALL / MUG: David King (90) speaks to the press at a media availability for the University of Oklahoma Sooner (OU) football team following practice on Tuesday, Aug. 21, 2012 in Norman, Okla. Photo by Steve Sisney, The Oklahoman

COLLEGE FOOTBALL / MUG: David King (90) speaks to the press at a media availability for the University of Oklahoma Sooner (OU) football team following practice on Tuesday, Aug. 21, 2012 in Norman, Okla. Photo by Steve Sisney, The Oklahoman