There have been no major surprises so far in Illinois’ Congressional races, with incumbents largely holding serve thus far and newcomers being elected to.
Democratic U.S. Rep. Sean Casten opened up a lead Tuesday as he tried to hold off Republican challenger Keith Pekau, the mayor of Orland Park, to win a third term in a Chicago-area contest that has drawn lots of high-profile national attention and money as it has tightened up in recent weeks.