One morning in Morgan Hill, CA, a 15-year-old girl vanished on her way to the school bus—leaving behind only silence and a trail that didn’t quite make sense. 14 years later, her family is still searching for answers-and fighting for justice. Join John Conner as he dives deep into the dark to discuss the abduction and murder of Sierra LaMar. Will this case be enough to make you check the locks?

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This episode of Check the Locks is dedicated, with love, to the memory of our friend Mathew Scott Halliday. 

Sources:

The Chilling Disappearance And Murder Of Sierra LaMar

TIMELINE: Sierra LaMar kidnapping, murder case

The Disappearance and Murder of Sierra Lamar | by Jeffrey Chao | Lessons from History | Medium

Antolin Garcia Torres sentenced to life in prison without parole in Sierra LaMar murder case - ABC7 San Francisco

Here’s what the Sierra LaMar murder suspect said to investigators | KRON4

Dad of missing teen from Morgan Hill is registered sex offender | 6abc Philadelphia

Sierra LaMar Case: Grand Jury Report Highlights DNA Evidence – NBC Bay Area

Conviction overturned for man found guilty in Sierra LaMar’s murder – NBC Bay Area

'Sierra didn't get a second chance': LaMar's dad talks about overturned conviction

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On a quiet, spring afternoon in Texas, a 16-year-old girl stepped out for what should have been a routine walk—just a short trip up the road to her new job. Sadly, she was never seen again. And nearly two decades later, her family is still searching for answers. Join John Conner as he dives deep into the dark to discuss the disappearance of Ali Lowitzer. Will this case be enough to make you check the locks?

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Check the Locks is Supported By: 

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This episode of Check the Locks is dedicated, with love, to the memory of our friend Mathew Scott Halliday. 

Sources:

The Disappearance of Ali Lowitzer – Stories of the Unsolved

https://www.newsnationnow.com/missing/ali-lowitzer/

"She's Out There Somewhere" - 10 Years After Ali Vanished

Missing: Ali Lowitzer vanished from Spring, Texas in 2010 | khou.com

Human Trafficking

Alexandria Lowitzer - Missing since April 26, 2010

Ali’s Missing Person Poster:

Have you seen this child? Alexandria Joy Lowitzer

Hope for Ali; Alexandria Joy Lowitzer Facebook Group:

Hope for Ali; Alexandria Joy Lowitzer (@HopeForAli) • Facebook

If you have any information

If you have any information about Ali Lowitzer, please call the Harris County Sheriff’s Office at:

713-221-6000

You can also call the National Center for Missing & Exploited Children at:

1-800-The-Lost (1-800-843-5678)

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On Super Bowl Sunday in Abilene, Texas, a 4-year-old girl was tucked into bed—safe, or so it seemed. By morning, she was gone. Seventeen wounds. No forced entry. No stranger in the night. Only someone who knew exactly who, and why, she was killed. Join John Conner as he dives deep into the dark to discuss the murder of Ella Bennett. Will this case be enough to make you check the locks?

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Check the Locks is Supported By: 

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This episode of Check the Locks is dedicated, with love, to the memory of our friend Mathew Scott Halliday. 

Sources:

A Teenage Psychopath's 911 Call

The Family I Had (2017) - Documentary

Ella Bennett, The Four-Year-Old Who Was Killed By Her Brother

Why my ‘monster’ son murdered and molested my daughter

A Love Story…A Mom, Her Kids, The World | southernliberalman

Savannah woman turns tragedy into triumph through the Ella Foundation

Charity Lee • WildBlue Press True Crime Website

Paris Bennett, 13, Raped And Murdered His 4-Year-Old Sister | by Sal | Lessons from History | Medium

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In 1991, a young man vanished without a trace in Lubbock, Texas. Inside his apartment—blood, signs of a violent struggle… but no body. Leaving some questions unanswered for over 20 years. Join John Conner as he dives deep into the dark to discuss the disappearance of Roger "Scott" Dunn. Will this case be enough to make you check the locks?

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Check the Locks is Supported By: 

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This episode of Check the Locks is dedicated, with love, to the memory of our friend Mathew Scott Halliday. 

Sources:

Scott Dunn's father says he is at peace - Lubbock

Scott Dunn: Lost And Found - Forensic Files Now

Medical Examiner concludes human remains are Scott Dunn

Forensic Files - Season 4, Episode 2 - The Killing Room - Full Episode

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A quiet parking lot. An accelerating car. And strangers who never saw it coming. Join John Conner as he dives deep into the dark to discuss Katelyn Harmon and the shocking violence that unfolded in a suburban parking lot. Will this case be enough to make you check the locks?

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Check the Locks is Supported By: 

Audible: Enjoy 30 Days for Free

This episode of Check the Locks is dedicated, with love, to the memory of our friend Mathew Scott Halliday. 

Sources:

“I Outsmarted the Cops”: Woman Allegedly Confesses Hit-and-Runs on Facebook, Before Stabbing Stranger | Oxygen

'I was planning on murdering someone'; Wisconsin woman detained in Lake County jail tells police she went to Gurnee Mills to commit murder

Wisconsin Woman Bragged on Facebook After Running Down 2 Older People: ‘I Was Planning on Murdering Someone’ - AOL

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She was the voice of childhood innocence — a rising star in The Land Before Time. But behind the bright lights, a 10-year-old was living in constant fear. Join John Conner as he dives deep into the dark to discuss the murder of Judith Barsi. Will this case be enough to make you check the locks?

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Check the Locks is Supported By: 

Audible: Enjoy 30 Days for Free

This episode of Check the Locks is dedicated, with love, to the memory of our friend Mathew Scott Halliday. 

Sources:

How Did Judith Barsi Die? Inside the Harrowing Murder of the 'All Dogs Go to Heaven' Child Star

Inside The Tragic Murder Of 10-Year-Old Judith Barsi, The Voice Of Ducky In 'The Land Before Time'

Judith Barsi - IMDb

All Dogs Go To Heaven (1989) - Box Office and Financial Information

The Land Before Time (1988) - Box Office and Financial Information

A talented life cut short - the tragic death of JAWS the Revenge child star Judith Barsi

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In Indiana, a 17-year-old girl vanishes after online contact with a man hiding behind a screen — and the trail will lead across state lines to a remote Ohio forest. Resulting in a tragic end. Join John Conner as he dives deep into the dark to discuss the abduction of Hailey Buzbee. Will this case be enough to make you check the locks?

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Check the Locks is Supported By: 

Audible: Enjoy 30 Days for Free

This episode of Check the Locks is dedicated, with love, to the memory of our friend Mathew Scott Halliday. 

Sources:

What We Know About Hailey Buzbee’s Disappearance

Tyler Thomas charged in federal court in relation to Hailey Buzbee disappearance

Docs: Hailey Buzbee communicated with suspect more than a year before disappearance

A complete timeline of Hailey Buzbee's disappearance and death

The Disappearance of Hailey Buzbee | 13News Special

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A window left open. A knife in the dark. A 12-year-old taken from her own sleepover. The case would gain national attention, but end in every parent's worst nightmare. Join John Conner as he dives deep into the dark to discuss the abduction of Polly Klaas. Will this case be enough to make you check the locks?

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Check the Locks is Supported By: 

Audible: Enjoy 30 Days for Free

This episode of Check the Locks is dedicated, with love, to the memory of our friend Mathew Scott Halliday. 

Sources:

Inside The Brutal Murder Of Polly Klaas, The 12-Year-Old Kidnapped From A Slumber Party

A 12-year-old girl is kidnapped, leading to California’s “three strikes” law | October 1, 1993 | HISTORY

Everything to Know About the Polly Klaas Murder Case 30 Years After Her Remains Were Discovered

Polly Klaas’s murder fueled the 90s crime panic. Her sisters fear ‘we’re repeating history’ | California | The Guardian

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In October 2015, 27-year-old Sasha Samsudean was found murdered in her downtown Orlando apartment—no forced entry, no broken locks. The answer wasn’t outside. It was already inside the building. Watching, waiting, and wearing a uniform meant to protect her. Join John Conner as he dives deep into the dark to discuss the murder of Sasha Samsudean. Will this case be enough to make you check the locks?

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Check the Locks is Supported By: 

Audible: Enjoy 30 Days for Free

This episode of Check the Locks is dedicated, with love, to the memory of our friend Mathew Scott Halliday. 

Sources:

Inside The Horrific Death Of Sasha Samsudean, Who Was Killed By Her Apartment Building's Security Guard

Security guard Stephen Duxbury found guilty of killing woman, sentenced to life in prison – Orlando Sentinel

Sasha Samsudean's parents help others victims' families with grief

Survivors of homicide victims gather for National Day of Remembrance in Orlando

Stephen Duxbury, Security Guard, Killed Sasha Samsudean

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In 1965, a white minister and father of four answered the call after Bloody Sunday — only to be ambushed on a dark Alabama street. Beaten by segregationists, denied lifesaving care, and left to die, his murder would end in acquittals and unanswered questions. Join John Conner as he dives deep into the dark to discuss the murder of James Reeb. Will this case be enough to make you check the locks?

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Check the Locks is Supported By: 

Audible: Enjoy 30 Days for Free

This episode of Check the Locks is dedicated, with love, to the memory of our friend Mathew Scott Halliday. 

Sources:

John Lewis - March from Selma to Montgomery, "Bloody Sunday," 1965

#OnThisDay: Bloody Sunday | National Museum of African American History and Culture

Reeb, James | The Martin Luther King, Jr. Research and Education Institute

White Lies: A True Crime Story Of An Unsolved Civil Rights-Era Murder

The History Place - Great Speeches Collection: Lyndon B. Johnson Speech - We Shall Overcome

The Senate Passes the Voting Rights Act

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