The parents of a baby girl who was killed in a medical helicopter crash in Aurora, Illinois sued the companies that operated the helicopter. The lawsuit, filed in Cook County, was against Air Angels Inc. and Reach Medical Holdings. The suit alleges widespread negligence and systematic failures to follow safety practices that would have prevented the aviation accident. The lawsuit was filed on behalf of the parents whose 14-month-old daughter died when the helicopter taking her to Chicago’s Children Memorial Hospital struck a radio tower support wire and crashed in Aurora, Illinois. The pilot, a nurse and a paramedic on board also died in the helicopter accident. The National Safety Board has ruled out mechanical problems with the helicopter, indicating pilot error as probable cause. To read the full story, click here.