The December 1994 kidnappings of Joann Katrinak and her 4-month-old son, Alex. This was one of the first cases of DNA being successfully used in a criminal investigation in the United States. Unravel the mystery alongside the FBI's greatest law enforcers and forensic scientists. The FBI Files is an American docudrama that takes a look behind the scenes of the Federal Bureau of Investigation's crime laboratory. Twitter: https://twitter.com/realstoriesdocs Facebook - https://www.facebook.com/RealStoriesChannel Instagram - @realstoriesdocs Subscribe to Real Stories #Shorts for bitesize documentary content: shorturl.at/dAKT3 Content licensed from [New Dominion Pictures]. Any queries, please contact us at: owned-enquiries@littledotstudios.com If you loved this film, Real Stories has hundreds more full-length documentaries, click the link to enjoy: http://bit.ly/1GOzpIu