- Brandon Chatmon, ESPN Staff Writer
During the summer months, SoonerNation will take a closer look at each player on Oklahoma’s roster in our Crimson Countdown series. Each day, we will analyze each player’s impact on the program since arriving on campus, his potential impact this fall and his long-term impact. Starting with No. 1 Kendal Thompson, the series will follow the roster numerically through our final analysis of No. 99 Chaz Nelson.
No. 20 Frank Shannon
Linebacker, 6-foot-1, 230 pounds, sophomore