Voters in Illinois’ only true 50/50 congressional district will get one more look at the candidates on their ballots. Republican Congressman Rodney Davis and Democrat Betsy Londrigan will face off in a debate tonight in Decatur. The central Illinois district that includes parts of Champaign, Bloomington-Normal, Decatur, and Springfield is the state’s only 50/50 district. The debate starts at 6:00 tonight at Milikin University.