Dateline

The Woman Who Couldn't Scream

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.
Aired: Feb 21, 2020 Genre: Crime DocumentaryCasts: Lester HoltDuration: 43m Rating: 0 Country: United States of America Production: NBC News, Peacock Productions