Parents of three of five Georgia Southern University nursing students killed in a fatal seven-vehicle pileup in April filed wrongful death suits Tuesday in Bryan County superior and state courts. One of two surviving students also filed suit, according to attorneys representing all four families. In a statement released Wednesday, attorneys with Butler Wooten & Cheeley & Peak LLP of Atlanta, as well as Jones Osteen & Jones of Hinesville, said the parents of Caitlyn Baggett of Millen, Emily Clark of Powder Springs and Abbie DeLoach of Savannah, all filed wrongful death suits against U.S. Xpress Entities, the parent company of Total Transportation of Mississippi and its subsidiaries, as well as Graywolf Logistics Inc. out of Pooler.