DNA testing to determine paternity has been around for more than 30 years. But only recently has it been available for general use, helping many people get a better idea of who they are. For a generation of Thai Amerasians who were born during the Vietnam War, finding their biological American serviceman fathers has been a decades-long quest. Three Thai Amerasians embark on a mission to answer a simple question: “Who’s My Dad?” Who's My Dad? makes its 52 Documentary debut on VOA+ on Oct. 27, 2022.