Four people were indicted Wednesday on multiple felony financial charges following a joint city, county and federal investigation that was part of a new crackdown on mortgage fraud in Cook County, Illinois. Two northwest suburban businessmen and two unnamed co-conspirators were indicted as a result of the ongoing investigation, which was conducted by a new Mortgage Fraud Unit within the Cook County State’s Attorney’s Office in conjunction with the Chicago Police Department Financial Crimes Unit and the Inspector General’s Office of the United States Department of Housing and Urban Development, according to the state’s attorney’s office.