The Chicago Tribune has less of a problem with a politician being a crook while in office than an ex-con running decades later for office, just so long as the former is a Democrat and the latter a Republican. 

Take a look at what Bill Ruthhart of the Chicago Tribune did to Paul McKinley, who could be the possible GOP challenger to Democratic Illinois State House Rep. Robin Kelly.  The Tribune focused more on McKinley's decades-old rap sheet than what he would do if elected to former Democratic Rep. Jesse Jackson, Jr’s old congressional seat: