By MICHAEL GOLDBERG Associated Press/Report for America JACKSON, Miss. (AP) — Dau Mabil escaped war-torn Sudan as a child and built a new life in Mississippi. Fishermen found the body of the 33-year-old Mabil floating in a river earlier this month. The case has prompted calls for a federal investigation into his disappearance and death Read this story at KTVZ , KEYT , KIFI