A pregnant woman and her unborn child were killed in a hit-and-run crash on Sunday in suburban Waukegan. The suspected driver in the crash turned herself in to police on Tuesday, according to the Waukegan Police Department. What we know:Police were called to the scene in the 1100 block of Grand Avenue around 11:35 p.m. on Sunday. A pregnant woman and her unborn child were killed in a hit-and-run crash on Sunday in suburban Waukegan. Rosalinda Vaca (Waukegan Police Department)Vaca learned there was a report of a woman who had been hit and killed in an accident and later surrendered to police.