Investigative genealogist Pamela Slaton helps a man who was abandoned as a baby, a woman with a half-brother she has never met and a woman seeking her biological father search for their families.

After nearly 17 years, Sue Klebold, the mother of Columbine shooter Dylan Klebold, speaks on television for the first time ever about the tragedy, the victims, the relationship with her son and what it was like inside their home.