Article Photos: Justin Blackmon will be tested before getting OK to play 15/61

Oklahoma State's Jamie Blatnick (50) sacks Missouri's James Franklin (1)during a college football game between the Oklahoma State University Cowboys (OSU) and the University of Missouri Tigers (Mizzou) at Faurot Field in Columbia, Mo., Saturday, Oct. 22, 2011. Photo by Sarah Phipps, The Oklahoman