Consumer advocates walk from the Citizens Utility Board headquarters to the Illinois Commerce Commission in Chicago Thursday with boxes of public comments from ratepayers opposed to the proposed Peoples Gas hike. (Cameron Levasseur | The Daily Line)

With 10,000 petitions in hand, half a dozen consumer groups marched on the Illinois Commerce Commission (ICC) in Chicago on Thursday in a protest challenging a proposed $144 million Peoples Gas rate increase that is before the commission.