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Trace Evidence

Steven Pacheco

Trace Evidence is a weekly true crime podcast that focuses on unsolved cases, from chilling murders to missing persons. Join host Steven Pacheco as he examines each case, diving deep into the evidence and exploring the theories which revolve around them. For each unsolved case, there are the victims and their families, who want answers and the abductors and murders who hide the truth.

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20 episodes
Avg 1 hr 24 min
English

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Episodes 20

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July 23 · 1 hr 21 min
257 - The Disappearance of Jerry Wolking
Jerry Wolking was worried, but nobody knew why. He was fidgety, pacing and didn't want to talk about what was on his mind. Days later, her mysteriously disappeared after leaving his girlfriend's house. He has never been seen again. For decades his...
- Transcript
June 9 · 22 min
UPDATE - The Sundrop Murders - Arrest Made [Ep 114]
On Friday, June 13th, 2008, just before 10 AM, an unknown assailant entered the Sundrop Bottling Company building in Concord, North Carolina. Inside were three employees including office manager Donna Barnhardt as well as Darrell Noles, a local man...
- Transcript
June 5 · 1 hr 16 min
256 - Melanie Flynn - Part 2
In part 2 we examine the greater conspiracy surrounding the Vanishing of Melanie Flynn. Lexington Police Officer Bill Canan, who claimed to be using Melanie as a confidential informant for his undercover work in the drug scene is fired from his job...
- Transcript
June 5 · 1 hr 25 min
256 - The Vanishing of Melanie Flynn - Part 1
On January 26th, 1977, twenty-four year old Melanie Flynn walked out from her Lexington, Kentucky job, climbed into her red, Ford Elite and drove off into the unknown. She has never been seen again. Immediately in the aftermath of her disappearance...
- Transcript
April 14 · 25 min
SOLVED - The Murder of Jennifer Persia [Ep 153]
Sixteen year old Jennifer Persia had everything going for her. She played saxophone in the school band, was on the color guard and was becoming a breakout athlete. As a freshman, she was on the varsity track team and medaled in a competition against...
- Transcript
March 14 · 1 hr 50 min
255 - The Murder of Maggie Long
On Friday, December 1st, 2017, seventeen year old Maggie Long finished up her day at school and drove home to pick up refreshments for a concert that night. She never returned. Hours later, firefighters and sheriff's deputies responded to a call...
- Transcript
February 12 · 1 hr 22 min
254 - The Vanishing of Joseph Helt
In January of 1987, seventeen year old Joseph Helt mysteriously disappeared after leaving a high school party. When his close friend wasn't able to give him a ride, Joe had to hop in with three other guys and though they all made it home, he never...
- Transcript
February 2 · 1 hr 2 min
Q&A Plus 2026 Preview
In this special Q&A episode, host Steven Pacheco answers questions submitted by listeners about the show, cases and everything in between. Following the Q&A section, we enter the 2026 preview discussing plans to return to weekly episode...
- Transcript
January 18 · 1 hr 46 min
253 - The Disappearance of Sandra & John Jacobson
On Saturday, November 16, 1996, thirty-six year old Sandra Jacobson and her five year old son, John, went mysteriously missing from Bismarck, ND. After arriving late for dinner at her parents home, Sandy left to fill her gas tank and never returned....
- Transcript
Dec 20, 2025 · 1 hr 45 min
252 - The Murder of Tammy Mahoney
On Friday, May 8th, 1981, nineteen year old Long Island native Tammy Mahoney left her Oneida, New York apartment to visit friends twenty miles away in the town of Hamilton. She never arrived and her case was investigated as that of a missing person....
- Transcript
Nov 5, 2025 · 1 hr 30 min
251 - The Disappearance of Judy Martins
Trace Evidence relaunches with the story of Judy Martins. Twenty-two year old Judy Martins was a bright and talented student attending Kent State University in Kent, Ohio. During the early morning hours of Wednesday, May 24th, 1978, Judy donned a...
- Transcript
Aug 29, 2025 · 1 hr 18 min
250 - The Murder of Janet Shirar
Sunday, May 25th, 1980 -- Kokomo, Indiana. Twenty-nine year old special education teacher Janet Shirar doesn't show up for a pre-planned family gathering and birthday party for her nephew. After multiple calls to her apartment go unanswered, her...
- Transcript
Jul 25, 2025 · 50 min
Major Case Updates
In this week's Case Updates, we look back on five cases previously covered which have had significant updates. We will also cover three smaller updates in which reward money for information has been increased in hopes of stirring up new tips and...
- Transcript
Jun 25, 2025 · 1 hr 43 min
249 - The Disappearance of John & Shelly Markley
As Christmas of 1995 drew near, many families in rural Ohio drew closer and felt themselves caught up in the joy and pageantry of the holiday season. Unfortunately, for one family, the holiday would forever be associated with pain and grief, loss and...
- Transcript
May 24, 2025 · 1 hr 26 min
248 - The Vanishing of Sherri Holland
When thirty-four year old Sherri Holland never arrived at her north Atlanta home after a drive up from Florida, her family knew something was wrong. More than a week later, her car was found abandoned along the side of I-75, less than thirty miles...
- Transcript
Apr 24, 2025 · 1 hr 43 min
247 - The Disappearance of Peggy McGuire
Twenty-eight year old Peggy Anne McGuire was last seen dropping her son off for school in Canadian, Oklahoma on the morning of Monday, November 16th, 2015. Within hours of leaving the school, the single mother would mysterious disappear leaving...
- Transcript
Feb 20, 2025 · 2 hr 56 min
246 - The Disappearance of Mary "Bobo" Shinn
Mary "Bobo" Shinn was a well liked, friendly and talented artist and teacher living in her native Magnolia, Arkansas. Teaching classes out of a small art studio she purchased north of the town square, she made strong connections with many people,...
- Transcript
Jan 29, 2025 · 51 min
2024 Wrap-Up Q&A
In this Special Episode, we take a look back at 2024 and answer listener submitted questions about the show, specific cases and anything that you want to know. Following the Q&A there is a short "state of the podcast" segment in which we discuss...
- Transcript
Dec 20, 2024 · 1 hr 14 min
6 Major Case Updates
In this special Update episode, we look back on six cases previously featured on Trace Evidence which have had major updates. We begin with the case of Charles and Catherine Romer who disappeared more than forty years ago during a drive from Florida...
- Transcript
Dec 3, 2024 · 2 hr 1 min
245 - The Disappearance of Martha Leanne Green
On a cold, rainy spring night in April of 1987, seventeen year old Martha Leanne Green mysteriously vanished. After the car she and her brother were driving ran out of gas, Leanne remained behind in the car while her brother went to get help....
- Transcript

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