Article Photos: Oklahoma football: Dominique Alexander has prepared a long time for a moment like this 1/1

Dominique Alexander, who signed his letter of intent to attend the University of Oklahoma, signs with others from Booker T. Washington High School, inside the Nathan E. Harris Field House at Booker T. Washington High School, on National Signing Day, Wednesday, Feb. 6, 2013. CORY YOUNG/Tulsa World