Oklahoma football notebook: Lane Johnson, Bronson Irwin provide latest O-line scares - Article Photos 43/47

Oklahoma's Michael Hunnicutt (18) kicks an extra point as Tress Way holds during a college football game between the University of Oklahoma (OU) and Iowa State University (ISU) at Jack Trice Stadium in Ames, Iowa, Saturday, Nov. 3, 2012. OU won, 35-20. Photo by Nate Billings, The Oklahoman