There, he was initiated in the Gamma Phi chapter of Kappa Alpha Psi and was elected Student Body President.

[clarification needed][2] On August 5, 2008, Calloway won the Democratic primary for the 71st District seat in the Missouri House of Representatives.

Representative Calloway personally challenged the legitimacy of the payoff, and filed a successful lawsuit to have the corresponding bank accounts frozen.

The bill required that student athletes who suffered a concussion get written permission from a doctor or licensed medical official, certifying the absence of long-term brain damage and the ability to continue playing safely, before they would be allowed to participate in games or practice.

Through his firm, he continued to represent Anheuser-Busch and also lobbied on behalf of non-profits such as the Environmental Defense Fund, Campaign Zero and the NAACP.