The head-on collision of two vehicles on U.S. Highway 80 near Swainsboro about 6 p.m. Saturday claimed the lives of a mother and her 18-year-old son, both from Portal. Three other people were hospitalized in critical condition, according to a Georgia State Patrol trooper investigating the crash. Those who died were Candy Renee Warren, 37, and Austin Lee Davis, 18, both of Portal.