Oklahoma football: Joe Mixon's high school position coach stunned by allegations - Article Photos 1/16

Freedom High football player Joe Mixon, talks to the media after signing with the University of Oklahoma On National Signing Day in Oakley, Calif., on Wednesday, Feb. 5, 2014. Mixon's Freedom High teammate Patrick Choudja signed with the University of Nevada. (Doug Duran/Bay Area News Group)