By Brittany Anderson

After 50 years, Tina Fretwell has finally found a piece of herself she’s been searching for her entire life.

Born in 1970 in Da Nang, Vietnam during the midst of the Vietnam War, the only thing Tina ever found out about her father was that he was an American soldier named David. It would be decades before she found more — thanks to a genealogy kit that led her to her half-siblings.

When Tina was only a few months old, her mother, Kim Tu Huynh, left Vietnam for Wichi...