Two siblings injured when a semitrailer tractor truck involved in a police chase struck their vehicle in Calumet City settled their lawsuit against the truck driver and multiple businesses for $6.2 million.The case was dismissed Monday by Cook County Circuit Judge Kathy M. Flanagan after mediation the week before with former Cook County judge Joseph N. Casciato of ADR Systems.On Oct. 3, 2016, Donald Consentino and Linda Tomacelli were in a vehicle driving south at Wentworth Avenue and River Oaks Drive in Calumet City when …