
This episode covers the case of Tammy Joe Zawiki, the FBI's Highway Serial Killer Initiative, and the challenges of tracking truck drivers as suspects in abductions.
The hosts discuss the timeline of Tammy's disappearance on August 23, 1992, after her car broke down on Interstate 80 in Illinois. Witnesses reported seeing her with a semi-truck driver, raising concerns about her safety.
Christine Palazzolo, an FBI crime analyst, is highlighted for her work on the Highway Serial Killer Initiative, which aims to connect similar cases and assist law enforcement.
As the investigation unfolds, Tammy's body is discovered nine days later in Missouri, leading to discussions about the evidence found and the lack of communication between law enforcement agencies.
The episode emphasizes the importance of public awareness and the ongoing search for information related to Tammy's case, including a reward for tips that could lead to her killer.
Tammy Joe Zawiki's case highlights the dangers of truck drivers and the challenges in solving her abduction and murder.

This episode stands out for the following:
Justice looked to be so doubtful.America’s Highway Serial Killers /// Part 3 /// 592
We thought she had probably met up with friends.America’s Highway Serial Killers /// Part 3 /// 592
By then we knew something was wrong.America’s Highway Serial Killers /// Part 3 /// 592
This is not anything that Tammy would have picked out for herself.America’s Highway Serial Killers /// Part 3 /// 592
Thank God we have cell phones these days.America’s Highway Serial Killers /// Part 3 /// 592
Today is the day make it happen if you know something, say something.America’s Highway Serial Killers /// Part 3 /// 592