Just weeks after former presidential candidate John Edwards admitted cheating on his wife, he's not shying away from public speaking engagements -- and his fee has gone up, his agent says. Edwards is due to speak at the University of Illinois at Urbana-Champaign on Oct. 14. The agent for the former North Carolina senator has told the university student group organizing the event that Edwards is looking to add to his speaking calendar and that he's charging more, said university spokeswoman Robin Kaler. Edwards is to speak on "The American Dream," Kaler said. Tickets are free, but the student group...