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PODCAST

Trace Evidence

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.Follow Us on Social Media | Learn More Become a supporter of this podcast:

true crime documentary

All Episodes

24:38

UPDATE - The Tylenol Murders

Trace Evidence ·

2026/09/29

In September of 1982, seven people in the Chicago area died after ingesting over-the-counter Tylenol capsules that had been laced with lethal doses of potassium cyanide before being placed on store shelves. Although there was a massive investigation and multiple people were closely examined, no one has ever been charged with the hideous crime.Three months after the murders, an unknown man walked into a Catholic church in Boise, Idaho and swallowed a lethal dose of cyanide. He had gotten rid of all

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93:39

258 - Bumble Bee Murders - Brandon Rumbaugh & Lisa...

Trace Evidence ·

2026/09/19

In October of 2003, twenty year old Brandon Rumbaugh and his girlfriend, nineteen year old Lisa Gurrieri wanted to find a special way to celebrate their one year anniversary. When a trip to Disneyland was too costly, they decided to stay close to home. The couple decided to camp out beneath the stars in a small area north of Scottsdale, Arizona called Bumble Bee. Tucked into the Bradshaw mountains and just a few miles off I-17, it was the perfect spot to spend a romantic night.When the couple

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81:29

257 - The Disappearance of Jerry Wolking

Trace Evidence ·

2026/07/23

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 case grew cold, leaving behind family and friends who searched and did everything they could try and keep his story alive but the silence was all consuming. Then, more than twenty-five years later, investigators dropped a bombshell.They identified a

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22:35

UPDATE - The Sundrop Murders - Arrest Made [Ep 114]

Trace Evidence ·

2026/06/09

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 applying for a part-time job. During what police have called a robbery gone wrong, both Donna and Darrell were shot and killed. The shooter then walked out of the building, jogged across the road and disappeared into the treeline of a wooded area. He

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76:14

256 - Melanie Flynn - Part 2

Trace Evidence ·

2026/06/05

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 for a multitude of reasons related to insubordination. Canan denies any involvement in Melanie’s disappearance or in any illegal activities. However, his partner, Drew Thornton, dies while flying a plane carrying two hundred pounds of cocaine into the

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85:13

256 - The Vanishing of Melanie Flynn - Part 1

Trace Evidence ·

2026/06/05

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 her father, former state senator Bobby Flynn, reached out a friend and police officer for help. He didn't expect the response he received.The Police weren't all that interested or concerned. They brushed aside the family's worries and assured them

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25:55

SOLVED - The Murder of Jennifer Persia [Ep 153]

Trace Evidence ·

2026/04/14

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 mostly seniors.Then one quiet, Monday night, someone stole away everything she hoped to be, shattered a family and rocked a small town. On April 4th, 1994, an unknown killer, or killers, entered Jennifer's home and brutally murdered the sixteen year old

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110:44

255 - The Murder of Maggie Long

Trace Evidence ·

2026/03/14

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 about intruders and a fire at her family home. There, in the scorched husk of the home, they found Maggie's body.Maggie was a beacon in her community, a brilliant and kind young woman who dedicated her life to helping others and doing everything she could

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82:55

254 - The Vanishing of Joseph Helt

Trace Evidence ·

2026/02/12

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 did.According to his companions that night, their car got stuck in a ditch and Joe, frustrated and tired, decided to walk the five miles home in 8 degree weather without a coat, gloves or boots. He has never been seen again. Almost as quickly as Joe

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62:37

Q&A Plus 2026 Preview

Trace Evidence ·

2026/02/02

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 releases and plans beyond that. Get involved with Trace Evidence, reach out with your ideas, questions and inspirations. Visit Trace-Evidence.com for more information and FollowTEPod.com to follow us on all social media platforms. 2026 is going to be a

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106:03

253 - The Disappearance of Sandra & John Jacobson

Trace Evidence ·

2026/01/18

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. Neither she nor John have been seen again.The following morning her car was found abandoned in a parking lot adjacent to the Missouri River, which was nearly frozen over. The initial investigation found claims that Sandy might have been suffering from

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105:23

252 - The Murder of Tammy Mahoney

Trace Evidence ·

2025/12/20

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.Twenty years later, in May of 2001, law enforcement officials announced that witnesses had come forward stating that on the night of her disappearance, Tammy was taken to a remote area, assaulted and ultimately murdered by a small group of men. To date,

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90:10

251 - The Disappearance of Judy Martins

Trace Evidence ·

2025/11/05

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 silly red wig and visited multiple buildings on campus to hang out and joke around with friends. At approximately 2:30 AM she left Dunbar Hall to go back to her room in Engleman Hall, a little over 1000 feet away. She never made it back to her room and

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78:56

250 - The Murder of Janet Shirar

Trace Evidence ·

2025/08/29

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 mother, stepfather and friend arrive to check on her. They find her car in the parking lot, the door slightly ajar and her apartment cloaked in darkness.Entering, they notice several concerning details and items out of place. A small, bloody handprint is

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50:34

Major Case Updates

Trace Evidence ·

2025/07/25

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 leads.Case Updates:233 - The Murder of Paul & Melody Jones017 - The Disappearance of Brandon Lawson Help Find Brandon Lawson FB Page Go Fund Me091 - The Disappearance of Dail Dinwiddie110 - The Vanishing of Paige Renkoski137 - The

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103:21

249 - The Disappearance of John & Shelly Markley

Trace Evidence ·

2025/06/25

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 doubt, a disappearance and the unknown.John and Shelly Markley were devoted and loving parents to their five children. During a week already marked by a family tragedy, John and Shelly mysteriously vanished on the morning of Friday, December 15th

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86:43

248 - The Vanishing of Sherri Holland

Trace Evidence ·

2025/05/24

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 from her home. The car was in good shape, but a nail had flattened the front tire.Days later, Sherri's beloved dogs were found less than three miles from the car but there was no sign of the missing woman. As investigators dug deeper into the case they

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103:43

247 - The Disappearance of Peggy McGuire

Trace Evidence ·

2025/04/24

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 behind a series of confusing clues which continue to cloud the truth.The day after her disappearance a local bar captured an unidentified individual on surveillance footage abandoning Peggy's truck in the early morning hours before disappearing into the

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176:01

246 - The Disappearance of Mary "Bobo" Shinn

Trace Evidence ·

2025/02/20

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, both children and adults, as she guided them to find their artistic abilities.On Thursday, July 20th, 1978, the twenty-five year old was supposed to get together with friends when she received a call from a man interested in purchasing a house she'd

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51:41

2024 Wrap-Up Q&A

Trace Evidence ·

2025/01/29

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 plans for 2025, new ideas for the show and different ways to get you, the listener, more involved. Regular episodes will return next week as we enter our 8th year of Trace Evidence with the release of episode 246.Follow Trace Evidence on Social

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