The Suspicious, Strange Death of "Positive" Bill Sparkman

Confusing, Foggy Shower Crime Scene Puzzles Investigators

The Dark Truth About Syracuse's "Philanthropic Power Couple"

Was Bill Sparkman Targeted for Being a Government Worker?

What Really Happened to Census Worker William Sparkman?

Body Burnt to the Bone Indicates Use of Accelerant in Fire

The Mysterious Death of Leslie London Neulander

Bloody Marks on Floor Map Out Victim's Final Moments

How Cracks in Concrete Pointed to Foul Play in Deadly Blaze

Did Unsafe Fuel Practices Lead to a Deadly Explosion in the Death of James Long?

Helen Golay and Olga Rutterschmidt Hunt for Possible Homeless Victims

How Are "Two Little Old Ladies" Connected to Mysterious L.A. Hit-and-Runs?

Lack of Evidence Causes Issues in Case of a Body Run Over by a Vehicle

Three Juries and Three Trials Reach Same Guilty Verdict

Where Did the Burdock Seeds in Patty Wlasiuk's Hair Come From?

Uncovering the Truth in Patty Wlasiuk's Apparent Drowning Death

String of Unusual Patient Deaths Points to Corrupt Nurse

A Doctor Notices Deeply Unusual Insulin Spikes in Patients

How Did 75-Year-Old Fern Franco Die?

"Careful" Jennifer Kairis's Unlikely Night of Partying Before Death

Was a College Girl's Death Accidental or Something More Sinister?

Why Did Dr. Shashi Gore Falsely Change Autopsy Reports?

Blood Trail Found on Freeway, Showing Escape Route for Party Van

"They Can Hear Me": Paranoia Deeply Impacts Dorothy Davis

Dorothy Davis' Sister and Mother Share Details About Her Personality

"Tricked-Out Party Van" Crashes, Leading to Substantial Injuries for Passenger

"Dorothy Just Shot Herself": The Confusing Behavior of Chris Davis

Sgt. George Arthur Worked with Highly Dangerous Prisoners Before Death

Investigating the Strange Crime Scene and Death of Barbara Loesch

Woman's Body Found Decomposing in Hot Tub - What Happened?

"Undetermined" Cause of Death Puzzles Investigators in Barbara Loesch Case

Your First Look at Accident, Suicide or Murder Season 5

A "One-Person Job" Grave Robbery Raises Suspicion for Investigators

At Clayton Daniels' Funeral, "Nobody Had a Nice Word to Say About Him"

Molly Daniels' New Boyfriend Moved in Weeks After Clayton Daniels' Death

Clayton Daniels' Completely Charred Car Creates Questions

Rachel Winkler's Father Speaks About Gaining Custody of Her Children

Todd Winkler Questioned About Scissors on Nightstand

Todd Winkler Was Aware of Rachel Winkler and James White's Affair

Todd Winkler Tells Officers Wife Attacked Him with Scissors

Michele MacNeill's True Cause of Death Is Revealed

"It Was Very Unsettling": Friends and Family Disturbed by Martin MacNeill's Release

Daughter Gives Report of Michele MacNeill's Body Position

Michele MacNeill's Cause of Death Was Not Immediately Obvious

David Mead's Mistress Goes to Police Station for Interview

Brand New Car Makes David Mead's Neighbors Suspicious

"Over-the-Top" Show of Emotion from David Mead Leads Some to Suspicion

David Mead's Neighbor Remembers Loud, Torturous Howling

Oddities in Crime Scene Photos Lead Investigators to Search Trailer

Investigator Sympathizes with Kristen Wagner's Mother and Stepfather

Jim Bidwell's Wife, Jennifer, Speaks About Kristen Wagner

Kristen Wagner's Sister Uncovers Facebook Messages Between Kristen Wagner and Jim Bidwell

John Marshall's iPod Gives Clues to Investigators

"My Kids Will Hate Me": Dwayne Thurman Speaks About Wife's Death

Private Investigators Uncover Brent Dennis' Drug Activity, Life Insurance Policy

"Out of Place" Antifreeze Bottles Give First Clue in Susan Winters' Death

Brenda Thurman's Daughter Accuses Dwayne Thurman of Murder

Inconsistencies in John Marshall's Death Make Investigators Reconsider

Friend of Susan Winters Shares Neighborhood Was Safe, Nice

Private Investigators Lindsay Pipkins and James Perry Talk Susan Winters Case

Officer Nick French Finds Odd Clues About Steve Clayton's Death

Coroner Finds Unusual Skin Discoloration on Steve Clayton's Body

Lieutenant, Coroner Speak About "Anomaly" Steve Clayton Case

"He Was My Best Friend": Brother-in-Law Speaks About Steve Clayton

Todd Kendhammer Is "Prime Suspect" After Odd Disruption in Barbara Kendhammer's Routine

Funeral Home Speaks to Investigators About Todd Kendhammer's "Suspicious" Behavior

"Inconsistencies, Untruths" Revealed in Todd Kendhammer's Story

Police Become Suspicious of Todd Kendhammer's Story

Mavrick Fisher's Defense Attorney Speaks About Trial

Grant Whitaker's Girlfriend Becomes Suspicious of Mavrick Fisher

Car Used by Grant Whitaker and Mavrick Fisher Searched

Grant Whitaker Crime Scene Shows Evidence of Murder

Dee Dee Jackson's Family Attorney Speaks Out

A Friend of Dee Dee Jackson Speaks on Their Shared Memories

Was Angelina Rodriguez Having an Affair?

Angelina Rodriguez “Had a Reputation for Being Boy Crazy”

Donald Bohana Provides Intriguing Story to Investigators

What Happened to Dee Dee Jackson?

Stephen Nodine Speaks Out on Angel Downs’ Case

Investigators Grow Suspicious of Jose "Frank" Rodriguez's Wife

How Would Angel Downs’ Phone Help Stephen Nodine?

What Happened to Jose “Frank” Rodriguez?

Lisa Nichols’ Daughter Tells the Story of Finding Her Mother

Angel Downs “Often Feared for Her Life” in Relationship

Did Stephen Nodine Play a Role in Angel Downs’ Death?

Phil Spector’s Mugshots Reveal Bald Head

Lana Clarkson’s Friends Detail Their Last Shared Memory

How Did Lana Clarkson and Phil Spector Meet?

Phil Spector’s Driver Calls 911 After Hearing Gunshot

Did Moon Phases Have an Impact on Robert Peernock’s Murders?

Robert Peernock’s Lawyer Believes He’s Innocent

Robert Peernock Reveals a Twist in His Wife’s Case

Mysterious Gasoline Tank Found in Robert Peernock’s Car

How Do Investigators Handle a Case with a Lot of Unknowns?

James Carolfi’s Friend Reads Emotional Letter She Wrote for Him

Did Tanya Rodriguez’s Ex-Boyfriend Play a Role in Her Death?

Were Tanya Rodriguez and James Carolfi’s Deaths Accidental or Arson?

Bobbi Winn's Niece "Felt Bad for Jury" on Her Case

Aaron Foster Avoided Law Enforcement’s Attempts to Serve Him

Barbara "Bobbi" Winn's Crime Scene Evidence All Lost