DNA Mysteries Preview
Henry Louis Gates, Jr. uses DNA detective work to solve mysteries in the family trees of actor Téa Leoni, and radio host Joe Madison, introducing each of them to parents and grandparents whose names they’ve never heard before.
Previews + Extras
Téa Leoni Discovers Her Biological Grandmother
S6 E12 - 1m 1s
Téa Leoni discovers who an unknown biological grandmother is, solving a question she has had her whole life.
Téa Leoni Learns More About An Unknown Grandmother
S6 E12 - 1m 22s
Téa Leoni's learns more about the grandmother she and her mother never met.
A Mystery in the Family Tree
S6 E12 - 1m 38s
Joe Madison discovers that the man he believed to be his biological father was actually not related to him at all.
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