Truman High School graduate O.J. Simpson attends the Hollywood premiere of 'American Underdog: The Kurt Warner Story.' Simpson, who is a coach and teacher in the Park Hill School District, portrays Warner's teammate Marshall Faulk in the movie. PHOTO COURTESY O.J. SIMPSON
Bill Althaus The Examiner USA TODAY NETWORK Three years after retiring from a career in arena football, 2001 Truman High School grad O.J. Simpson is…