Article Photos: Oklahoma football: Sooners' QB Trevor Knight battling to lead his childhood rival 1/5

Linebacker Eric Striker (19) and quarterback Trevor Knight (9) jump and bump during Sooner spring football drills at University of Oklahoma (OU) on Tuesday, March 12, 2013 in Norman, Okla. Photo by Steve Sisney, The Oklahoman <strong>STEVE SISNEY</strong>