'48 Hours' 2 back-to-back episode Saturday June 16, 2018

48 HOURS on CBS. The first hour is called, "DNA of a Killer" that will air this Saturday at 9/8 p.m. This is a repeat. Check it out if you missed it.

CBS says, "Police have DNA evidence in a brutal murder, but can't match a killer -- so how did a public DNA database lead police to suspect a filmmaker of murder? CBS News correspondent Anne-Marie Green investigates."