Article Photos: Oklahoma football: Increased mobility of Sooners' quarterbacks on full display at OU's spring game 18/59

Kickers Dylan Seibert (37), Jed Barnett (44) and Jack Steed (38) practice during half-time of the annual Spring Football Game at Gaylord Family-Oklahoma Memorial Stadium in Norman, Okla., on Saturday, April 13, 2013. Photo by Steve Sisney, The Oklahoman