WFAA Web Extra: Karen Mercado's DNA Story

Karen Mercado is one of thousands of NPEs (Non Paternal Event) in America who are just now discovering who their birth parents are thanks to the advent of at-home DNA kits like and 23andMe. This is her story.
Published: 8:52 PM CDT May 21, 2019
Updated: 9:37 PM CDT May 21, 2019