Illinois House Speaker Mike Madigan settled a sexual harassment case involving his former political lieutenant, but the related corruption implications are far from over.

Federal authorities have obtained phone calls and emails from a key member of Madigan's political inner circle. Now that information is leaking.

The FBI wiretap of Mike McClain's phone is an indication authorities could be looking into criminal activity between House Speaker Mike Madigan and utility giant ComEd.

Government corruption is nothing new for Illinoisans. Illinois is the second-most corrupt state in the nation, according to research by the University of Illinois-Chicago. And corruption costs the state economy more than $550 million per year. What is new? Powerful Illinois lawmakers, Chicago aldermen, local mayors and business interests are involved in what appears to be...

Illinoisans shouldn’t have to wait for federal raids to curb corruption at the capitol.

As previously undisclosed subpoena adds another angle to federal agents’ activity surrounding the longtime House speaker and chairman of the Democratic Party of Illinois.

Federal agents raided the offices of three suburban villages, including one governed by a mayor who doubles as a Cook County commissioner. All three are in the district of state Sen. Martin Sandoval, also the subject of a federal raid.

A fourth political ally of Illinois House Speaker Mike Madigan has become the latest target of an ongoing federal investigation.

Lawyers for Illinois House Speaker Mike Madigan argued that even if he did recruit so-called “sham candidates” to siphon votes away from his 2016 primary opponent, such tactics aren’t against the law.

Chicago is the most corrupt city, and Illinois the second-most corrupt state, in the nation, according to a recent report by the University of Illinois at Chicago. But corruption in Illinois is more than a buzzword. It comes with social and economic costs. Not only does corruption lessen residents’ faith in the government, it decreases...