Actors Fred Armisen and Christopher Walken and musician Carly Simon each learn about a grandparent whose real identity and background had been a mystery to them ? redefining how they see themselves.

Actors Fred Armisen and Christopher Walken and musician Carly Simon each learn about a grandparent whose real identity and background had been a mystery to them ? redefining how they see themselves.

Actors Fred Armisen and Christopher Walken and musician Carly Simon each learn about a grandparent whose real identity and background had been a mystery to them ? redefining how they see themselves.

Actors Fred Armisen and Christopher Walken and musician Carly Simon each learn about a grandparent whose real identity and background had been a mystery to them ? redefining how they see themselves.

Bryant Gumbel, Tonya Lewis-Lee and Suzanne Malveaux discover a tapestry of the unexpected in their ancestry, revealing slaves and free people of color, Civil War legacies and forgotten European origins.

Bryant Gumbel, Tonya Lewis-Lee and Suzanne Malveaux discover a tapestry of the unexpected in their ancestry, revealing slaves and free people of color, Civil War legacies and forgotten European origins.

Bryant Gumbel, Tonya Lewis-Lee and Suzanne Malveaux discover a tapestry of the unexpected in their ancestry, revealing slaves and free people of color, Civil War legacies and forgotten European origins.

Bryant Gumbel, Tonya Lewis-Lee and Suzanne Malveaux discover a tapestry of the unexpected in their ancestry, revealing slaves and free people of color, Civil War legacies and forgotten European origins.

Comedian Larry David and politician Bernie Sanders discover they have more in common than they thought as they trace their roots from 1940s Brooklyn back to Jewish communities in Eastern Europe.

Comedian Larry David and politician Bernie Sanders discover they have more in common than they thought as they trace their roots from 1940s Brooklyn back to Jewish communities in Eastern Europe.