(Livingston, TX) -- The body of 11-year old Audrii Cunningham has been found by search teams. The body was found in the Trinity River near Livingston. Officials have confirmed the discovery this afternoon. The girl had been missing since last Thursday when she failed to board the school bus. A "person of interest" in the case, 42-year old Don McDougal, is in custody on an unrelated charge. He lives in a camper on the same property as Audrii's family. Officials confirm they plan to file murder charges against McDougal.