In 2002, a routine DNA test led to one of the most baffling medical and legal cases in modern history. It was a case that forced scientists, courts, and genetic experts to confront a reality few had ever considered. A mother could fail a DNA test for her own children and still be telling the truth. The woman at the center of this mystery was Lydia Fairchild, a young mother living in Washington state. At the time, she had two children and had recently separated from their fath
