Prized Singer-Songwriter Carole King uncovers a mysterious element in her family’s immigration story — thanks in full to the kindness of a mysterious helper, Carole King’s Polish grandparents were able to gain entry to the United States. “Our People, Our Traditions” airs on PBS on Tuesday, Nov. 4 at 8/7c. For more, visit http://www.pbs.org/wnet/finding-your-roots/