Police announced they have arrested and charged the hit-and-run driver who struck a Mundelein mother, killing her and her unborn baby, in Waukegan Sunday evening. Emergency crews arrived and found a pedestrian, later identified as Heidbrick, who had been hit by a vehicle. Waukegan Deputy Police Chief Craig Neal said Heidbrick was found lying unresponsive in the westbound lane of Grand Avenue. An ambulance transported Heidbrick to Vista Medical Center East in Waukegan where she was pronounced dead in the emergency room. The victim’s sister, Nicole Heidbrick, told Lake and McHenry County Scanner that Michelle Heidbrick was 22 weeks pregnant with a boy at the time of her death.