In the weeks following then-Illinois House Speaker Michael Madigan’s forced ouster of his longtime chief of staff following allegations of sexual harassment, a high-ranking Commonwealth Edison official was considering how to help the disgraced Madigan ally.Tim Mapes had served as Madigan’s chief of staff for more than 25 years and further solidified his “right-hand man” status by serving as clerk of the House and executive director of the Democratic Party of Illinois. But Mapes was swiftly fired in …