DATELINE WEEKEND MYSTERY SNEAK PEEK: Cold-Blooded

01:53

When a Florida law professor is shot, his family, friends and police are baffled. A complicated investigation that draws national attention and is featured in the popular podcast Over My Dead Body, leads police to a surprising theory of the crime. Dennis Murphy reports, and speaks to the victim’s family in an emotional interview. Airs Saturday, March 16 at 8/7c on NBC.