A new father is found dead on the side of a road. Then the stabbing of a young woman leads police on a high speed chase. Could these two chilling murders be connected? Josh Mankiewicz reports.

The high-profile case of two murdered Indiana teens takes a stunning turn after video of the killer, taken by one of his victims shortly before their deaths, is revealed.

Kaitlyn Conley was convicted of manslaughter in 2017 after the death of Mary Yoder by poison. Conley maintains she is innocent and continues her fight to overturn the conviction.

Mike Sisco and his fiancé Karen Harkness are found shot to death in their Topeka duplex in 2002. A years-long search for the killer and three criminal trials over two decades reveals strained dynamics within one victim’s family.

In the early morning hours of November 13, 2022, four University of Idaho students were killed in an off-campus rental house on King Road in Moscow, Idaho. See never-before-reported evidence, including video, photographic, and digital materials that investigators say track accused killer Bryan Kohberger’s movements.