The plaintiffs in a lawsuit to stop a downtown Clarendon Hills condominium development want to take their case to the Illinois Supreme Court.  Residents Sue Hanlon and Phil Altvater filed an appeal Oct. 5 asking the state’s high court to hear the case, after an Appellate Court in September affirmed a 2015 DuPage County Circuit Court ruling to allow the three-story, eight-unit condominium project to be developed at the southeast corner of Prospect and Park avenues.     Read the article……………