UNSOLVED HOMICIDE: LORI ZIMMERMAN

When a Maryland teen is abducted and murdered on her way home from school, the tragedy leaves a lasting impression on her community. Cold case investigators persevere decades later, striving to identify a killer they believe is still in the area in this episode of Last Seen Alive.

Sources used to research this episode:

Maryland Mysteries: Lorraine Zimmerman (WMAR-2 News)

Looking for Closure in Unsolved Murder of Lorraine ‘Lori’ Zimmerman (Herald Mail)

15-Year-Old’s Slaying a Mystery 27 Years Later (Washington Examiner)

Case of Missing Girl Raises Questions About Timing (Robert Benjamin / The Baltimore Sun)

Police Open 1984 Murder Case (The Capital)

Jeffrey Miles Pleads Guilty to Murder of Hagerstown Woman (Herald Mail)

COMMONWEALTH OF PENNSYLVANIA v. JEFFREY ELDON MILES, SR. Appellant (Superior Court of Pennsylvania)

Skeletal Remains of 17-year-old Angie Daley Found on Farm in Washington Township (Denise Bonura / The Record Herald)

UPDATE: Police say Jeffrey Miles killed Angie Daley with 2-by-4 (Denise Bonura / The Record Herald)

Western Md. Man Pleads Guilty to Raping Child, 2 Women (Associated Press)

Man Gets Life + 100 Years for Raping 11-Year-Old Girl and Two Women (David Dishneau / Associated Press)

Four Decades Later, Police Still Piecing Together the Murder of Lorraine Zimmerman (Amanda Engel / WMAR2 News)

If you know anything about the murder of Lori Zimmerman, please contact the Maryland State Police Criminal Investigations Bureau at 410-653-4211.

UNSOLVED SUSPICIOUS DEATH: DEBBIE WOLFE

When a North Carolina nurse is found dead after being threatened by a stalker, investigators quickly write her death off as an accident. Questions abound in this episode of Last Seen Alive, such as: how does a body “accidentally” wind up in a barrel underwater?

Sources used to research this episode:

Debbie Wolfe (Unsolved Mysteries)

The Body in the Barrel: Questions Linger in 1985 Fayetteville Drowning (Michael Futch / The Fayetteville Observer)

Drowning Accidental? (Winston-Salem Journal)

Woman Criticizes Investigation of Daughter’s Disappearance (Associated Press)

SBI Requested to Investigate Death of Cumberland Nurse (Associated Press)

Parish Clerk of Court Shares Unsolved Mystery (Bienville Parish Journal)

Georgia Soldier Convicted of Two Murders (UPI.com)

RONALD A. GRAY, PETITIONER v. UNITED STATES OF AMERICA

Drowning is one of the hardest homicides to prove. These investigators want to change that. (Cara Tabachnick / NBC News)

Investigation of Drowning Deaths: A Practical Review (Erica J. Armstrong MD, Kevin L. Erskine)

Cold Water Immersion Syndrome and Whitewater Recreation Fatalities (David J. Farstad, MD1; Julie A. Dunn, MD2)

If you know anything about the death of Debbie Wolfe, please contact the Cumberland County Sheriff’s Office at: (910) 323-1500 – OR – contact Fayetteville / Cumberland County Crime Stoppers at (910) 483-TIPS (click to submit a tip online).

UNSOLVED DISAPPEARANCE: CLEASHINDRA HALL

When an Arkansas honors student and class valedictorian disappears just weeks shy of high school graduation, an explanation eludes investigators. Years later, hidden evidence is uncovered inside the walls at her after-school job, giving the case new life in this episode of Last Seen Alive.

Sources used to research this episode:

Video: Monday Night Mystery: Cleashindra Hall (KARK / Mitch McCoy)

Where is Cleashindra Hall? An Arkansas Mystery (NCMEC / Brenna O’Donnell)

Transcribed Interviews from Larry Amos Following Cleashindra Hall’s Disappearance (FOX16)

Unsolved: Cleashindra Hall (THV: 11)

Another Mother’s Day Passes as Laurell Hall Searches for Her Daughter Cleashindra (NBC News / Jane Herman)

Warrant Documents: Witness Statements Led to Amos Home Search in Hall Disappearance (Pine Bluff Commercial)

Officer Denies Wrong-Doing in Handling Evidence in Missing Woman’s Case (Pine Bluff Commercial / Ray King via FindCleashindra)

Honors Student Leaves Doctor’s Office, Disappears (CNN / Rupa Mikkilineni)

Doctor Puts Rumors to Rest (Associated Press)

Student Degree Recipient (The Daily World)

Police Search Home for Teen Missing Since ’94 (Jeannie Nuss / Associated Press)

Hall’s Mother Pleads for Information (I.C. Murrell / Arkansas Democrat-Gazette)

‘We don’t know anything’: Pine Bluff mother continues searching for answers 31 years after daughter’s disappearance (Carter Thweatt / THV11 News)

Arkansas Judiciary

If you know anything about the disappearance of Cleashindra Hall, please contact the Pine Bluff Police Department at 870-541-5300.

UNSOLVED DISAPPEARANCE: BRIAN SHAFFER

When an Ohio medical student disappears into thin air during a night out, a massive investigation fails to uncover any trace of him. One of the Midwest’s most baffling mysteries is explored in this episode of Last Seen Alive.

Sources used to research this episode:


The Missing: Brian Shaffer (ID Channel)

A Guy Walks Into a Bar … And Is Never Seen Again (MEL Magazine / Kirk Pepi)

Unsolved Mystery: 10 Years Later, Brian Still Missing (Dispatch.com / Mike Wagner)

In the Name of the Father (April Johnston / Columbus Monthly)

When Missing Persons Cases Go Cold (Michelle Sullivan / Columbus Monthly)

Into Thin Air (NBC News / Rob Stafford)

Prevalence of Depression, Depressive Symptoms, and Suicidal Ideation Among Medical Students: A Systematic Review and Meta-Analysis (PubMed / Lisa S. Rotenstein et all)

Dateline NBC’s Brian Shaffer Story (Video)

From the Archives: What Happened to Brian Shaffer? (Columbus Dispatch)

If you have any information on the disappearance of Brian Shaffer, contact the Columbus Police at  (614) 645-4545 or the Central Ohio Crime Stoppers at 614-461-8477. Or, submit an anonymous tip to Central Ohio Crime Stoppers online at their website: stopcrime.org.

UNSOLVED HOMICIDE: ENRIQUE ROMAN-MARTINEZ

When a group of paratroopers hits a North Carolina beach for a laid-back holiday weekend, one of their own goes missing. Tragic evidence washes ashore and ignites one of 2020’s most devastating missing / murdered American soldier investigations in this episode of Last Seen Alive.

Sources used to research this case:

Spc. Enrique Roman-Martinez: Unsolved Homicide (Dept. of the Army Criminal Investigation Division)

Inconsistencies in Account of Paratrooper’s Disappearance and Homicide Trouble His Family (Army Times / Kyle Rempfer)

‘It Was Such a Brutal Crime:’ Autopsy Report Shows 82nd Soldier Was Decapitated (Steve DeVene / The Fayetteville Observer)

Mystery Deepens As 911 Call Released in Case of Fort Bragg Paratrooper Whose Body Was Found in Outer Banks (ABC11 / Jessica De Nova)

‘It Was Such a Brutal Crime:’ Autopsy Report Shows 82nd Soldier Was Decapitated (The Fayetteville Observer/ Steve DeVane)

Family of Decapitated Soldier to Sue Army over Unsolved Homicide (Drew F. Lawrence / military.com)

Fort Bragg Paratroopers’ Homicide Cold Case Marks Five Years (Reuben Jones / Spectrum News 1)

7 Soldiers Who Last Saw Paratrooper Alive Before He Was Found Decapitated are Facing Courts-Martial on Other Charges (CBS News)

All Seven Soldiers Who Last Saw Paratrooper Alive Face Charges (Rachael Riley / The Fayetteville Observer)

Fort Bragg Soldiers Face Court Martial in Comrade’s Death (Fox 7 Austin)

Another Fort Bragg Soldier Who Last Saw Decapitated Paratrooper Alive Sentenced (Rachael Riley / The Fayetteville Observer)

‘Corpse Dismemberment in the Material Collected by the Department of Forensic Science, Cracow, Poland’ (Legal Medicine / Tomasz Konopka, Marcin Strona, Filip Bolechała, Jerzy Kunz)

Global Drug Survey: 2019 (Professor Adam Winstock et al. / Global Drug Survey Core Research Team)

Killer High: Exploring the Phenomenon of LSD-Fueled Murder (Gavin Butler / VICE)

Exclusive: Army Files Charges in Mysterious Fort Bragg Beheading Case (Seth Harp / Rolling Stone)

If you have any information about the murder of Enrique Roman-Martinez, please contact the Army Criminal Investigation Command at 910-396-8777, or CLICK HERE to submit a tip online–you may remain anonymous if you wish.

The US Army is offering a reward of up to $50,000 for credible information leading to the identification, arrest, and conviction of the individual(s) responsible for Enrique’s death and dismemberment.

NOW SOLVED: HOMICIDE OF REBECCA PARK

When a medical student and military reserve officer disappears during a run through a Philadelphia park, foul play is immediately suspected. The discovery of her body incriminates a deadly serial offender who is finally identified and charged in this special, updated episode of Last Seen Alive.

DECEMBER 2023 UPDATE: We originally aired an episode on Rebecca’s unsolved murder in 2020. In December of 2023, Philadelphia police identified Elias Diaz, age 46, as Rebecca’s alleged killer. He was charged with her murder–and an assortment of related charges–on December 20th, 2023 (see charges listed on court document below). Bail was denied. He has also been charged in relation to two other attacks committed in November of 2023. The total number of his victims isn’t known for sure, and Philadelphia Police are seeking any information that could lead to additional charges against Diaz.

You can find our update episode on Rebecca’s case, featuring the latest information available as of 12/20/2023, wherever you listen to podcasts.

Sources used to research this episode:

Suspect in Pennypack Trail Slashings Charged with 2003 Fairmount Park Rape and Murder (NBC10 Staff / NBC10 Philadelphia)

Man Charged in 20-Year-Old Philadelphia Cold Case Killing and Rape After DNA Link, Officials Say (Celina Tebor and Danny Freeman / CNN)

Elias Diaz charged with 2003 Philadelphia cold case murder of Rebecca Park (Alexandra Simon, Aliza Shuler and Joe Holden / CBS News Philadelphia)

Runner’s Life Was Rife with Promise, Rebecca Park’s Friends and Family Recall Her Strength, Energy (Natalie Pompilio / Philadelphia Enquirer)

Body Identified as Missing Student in Philadelphia (Los Angeles Times)

Literally the Calvary: Meet the Philadelphia Police Department’s Mounted Cops (Billy Penn)

Running While Female (Runner’s World / Michelle Hamilton)

FBI, Police Continue Search for Fairmount Park Rapist 16 Years Later (NBC Philadelphia)

DNA Tool May Help in Fairmount Park Rapist Cold Case (ABC6)

Search Continues for Fairmount Park Rapist (Northeast Times / William Kenny)

If you have any information that could lead to additional charges against Diaz, please call 215-686-8477 to report what you know to Philadelphia Police.

UNSOLVED HOMICIDE: DAVID COX

When a young Marine Corps veteran has an unwelcome spotlight cast upon his life by Hollywood, murder soon follows. An execution-style killing in the Massachusetts woods cuts a young life short and baffles investigators in this episode of Last Seen Alive.

Sources used to research this episode:

Guantanamo Gazette Vol. 45–No. 166 (US NAVY)

Ex-Marine Who Felt ‘A Few Good Men’ Maligned Him is Mysteriously Murdered (Baltimore Sun / Bill Glauber)

Cold Case: Who Killed David Cox, Marine Who Inspired ‘A Few Good Men’? (Atlanta Journal Constitution / Boston 25 News)

Unsolved Mysteries: David Cox (Unsolved Mysteries)

New England’s Unsolved: Who Killed US Marine David Cox? (Bob Ward / Boston 25 News)

‘It Was Definitely an Execution-Style Shooting’: The Unsolved Murder of a Marine Whose Story Inspired ‘A Few Good Men’ (Emily Sweeney / The Boston Globe)

If you know anything about the murder of David Cox, please contact the Massachusetts State Police assigned to the Norfolk County District Attorney’s Office at: 617-593-8840.

UNSOLVED HOMICIDE: NANETTE KRENTEL

When a Louisiana woman’s worst fears come true, investigators are left to sift through the ashes of the home she shared with her fire chief husband. Arson and betrayal complicate the search for truth in this episode of Last Seen Alive.

Sources used to research / write this episode:

St. Tammany Fire District Chief’s Wife Believed to be Victim in Fatal Lacombe House Fire (Sara Pagones / The Advocate)

Who Killed Nanette Krentel? What We Know About What Happened and When (WWLTV / Katie Moore)

(VIDEO) Mystery in Ashes: the Nanette Krentel Story–Who Killed Nanette Krentel? (WWLTV)

(VIDEO) Mystery in Ashes: The Nanette Krentel Story–“He threatened to burn down the house.” (WWLTV)

Sheriff Releases New Details on Nanette Krentel Homicide Probe (FOX8 / Kelly Weston)

Nanette Krentel Case: Sheriff Gives New Details, Whereabouts of Key Figures During Shooting, Fire (NOLA.COM / Sara Pagones)

Why Fire Chief Wife’s Death in Her Burned-Down House Is the ‘Perfect Story for Social Media Trolls’ (Christine Pelisek / people.com)

Fire Chief Who Cheated on Wife Is Still in Complete Shock After Her 2017 Unsolved Murder (Christine Pelisek / people.com)

Emails Show She Feared Her House Could be Set on Fire Before She Was Found Dead in the Ashes (WWLTV / Katie Moore)

Nanette Krentel’s Slaying Leaves Family with Questions, Doubts About the Investigation (NOLA.COM)

Nanette Krentel Case Remains Unsolved 7 Years Later (Sula Kim / WDSU News)

North Shore Homicide Detectives Examine Fire Dept. Probe of Former Chief Stephen Krentel (Robert Rhoden / nola.com)

Inside the Mysterious Murder and Burning of a Small-Town Fire Chief’s Wife (Christine Pelisek / people.com)

Firefighter Comes Forward With Explosive Allegations Against Covington Fire Chief (Fox8 News)

Embattled LA Chief Announces Retirement (Sarah Pagones / Firehouse.com)

Court Rules Against Sheriff Who Had Ex-Deputy Arrested, Strip Searched Over Email Criticism (Richard A. Webster / Louisiana Illuminator)

Arrest of Man Who Criticized St. Tammany Sheriff’s Office Drew FBI Scrutiny, Court Filing Says (WWLTV News)

JERRY ROGERS, JR., Plaintiff v. SHERIFF RANDY SMITH, DANNY CULPEPER, and KEITH CANIZARO (UNITED STATES DISTRICT COURT EASTERN DISTRICT OF LOUISIANA)

If you know anything about the death of Nanette Krentel, please contact Crime Stoppers at (504) 822-1111.

UNSOLVED HOMICIDE: DIANA ROBERTSON

When a young family ventures into a remote Washington forest in search of the perfect Christmas tree, a dark mystery unfolds. Parents go missing, a child is found wandering alone in another town and all of Washington state wonders whether a serial predator may be waiting in the woods in this episode of Last Seen Alive.

Sources used to research this episode:

Diana Robertson (Unsolved Mysteries)

Mineral: Diana Robertson (Washed Away Podcast)

Parents Missing (Associated Press)

Father Presses Hunt for Missing Couple (Associated Press)

Woman’s Body Found (Associated Press)

Woman’s Body Discovered (The Spokesman-Review, Feb. 20, 1986 ed.)

Body Identified As Trapper’s Girlfriend (Associated Press)

Woman Was Slain, Her Boyfriend’s Still Missing (Associated Press)

Puyallup Father Continues Hunt for Clues in Couple’s Disappearance (Associated Press)

Police Say Boyfriend Could Be Slaying Suspect (Seattle Post-Intelligencer / George Foster)

Bureau of Justice Statistics Selected Findings: Female Victims of Violence (Bureau of Justice Statistics)

Skull Discovery Revives Washington Mystery (The Seattle Times)

Mystery Lingers: Discovery of Trapper’s Skull Adds Clue to Couple’s 1985 Disappearance (The Olympian / Stacey Mulick)

Discovery of Skull Raises New Questions About 1980s Murders (Stacey Mulick / The News Tribune)

Are Cases Tied? (Ellensburg Daily Record)

Authorities Try to Identify Skull (The News Tribune)

Headless Body May Be Missing Woman (The News Tribune)

Death Listed As Suicide (The Olympian)

Baffling Deaths Haunt County (Dave Hendrick / The Olympian)

If you know anything about the deaths of Diana Robertson or Michael Riemer, please contact the Lewis County Sheriff’s Office at: 360-748-9286.

UNSOLVED DISAPPEARANCE: CINDY (HYUN JONG) SONG

When a Penn State University senior disappears without a trace on Halloween night, only one thing is clear: she didn’t vanish voluntarily. A heartbreaking mystery leads to a tale of real-life monsters in this episode of Last Seen Alive.

Sources used to research this episode:

Unsolved Mysteries: Cindy Song (Unsolved Mysteries)

Korean-Born Penn State Student ‘Just Vanished’ After Party (Pittsburgh Post-Gazette / Tom Gibb)

8 Years After Penn State Student Disappeared, Case Narrows to 1 Active Lead (Penn Live / Sara Ganim)

Who Abducted Cindy Song? Unpacking the Cold Case of the Halloween Bunny that Disappeared Into the Night (Nathan Jolly / new.com.au)

Grand Jury: Dozen Bodies Found in Hugo Selenski’s Backyard (Elizabeth Skrapits / The Daily Call)

Documentary Focuses on Missing Student Case (Sharon Johnson / The Patriot-News)

Police Still Searching for Missing PSU Student (L. Deshan Crittenden / Centre Daily Times)

Police Hope Acquaintances Will Provide Clues to Whereabouts of Missing Student (L. Deshan Crittenden / Centre Daily Times)

Missing Student Case Unsolved (Dan Lewerenz / York Daily Record)

Search for Missing Penn State Student Continues (Dan Lewerenz / York Daily Record)

Has Cindy Song Been Forgotten? (Thomas Bassigner / The Patriot-News)

Song Case Still Gets Attention (Adam Smeltz / Centre Daily Times)

If you know anything about the disappearance of Cindy (Hyun Jong) Song, please contact the Ferguson Township Police at 814-237-1172.