Retiree Barbara Rae-Venter never anticipated that her hobby of researching her family tree would lead to the capture of one of the most notorious criminals in California, the Golden State Killer. A pioneer in the use of genetic genealogy, Rae-Venter has since become an important partner for investigators seeking to solve cold cases. "48 Hours" correspondent Erin Moriarty reports.
Among items going up for auction at Sotheby's in New York is a 54-pound rock that the auction house calls the largest piece of Mars ever found on Earth.
