When grad student Katie Sepich is murdered, her killer leaves behind his DNA. The Sepich family fights for both justice and to get the law on DNA collection changed. Josh Mankiewicz reports.
Genres: Crime , Documentary
Keywords: correspondent , homicide , homicide-investigation , interview , investigative-journalism , missing-person , murder , mysterious-disappearance , mystery , news-magazine , serious , true-crime , latest-web-series-online , tv-shows-online