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Investigations
Thursday, Sep 26, 2019
Parents Arrested in Death of 4-Year-Old Palmdale Boy, Sources Say

Parents Arrested in Death of 4-Year-Old Palmdale Boy, Sources Say

The parents of a 4-year-old Palmdale boy, whose death in July was deemed suspicious by deputies who responded to his family's home, have been arrested, multiple sources tell NBC4. Read More

Investigations
Wednesday, Sep 25, 2019
What To Do If You Get Stuck In An Elevator

What To Do If You Get Stuck In An Elevator

The Los Angeles Fire Department says it is responding to an increasing number of calls for people trapped in elevators. Read More

Investigations
Tuesday, Sep 24, 2019
He Says He Felt Lured By Free Dinner, Promise of Pain Relief

He Says He Felt Lured By Free Dinner, Promise of Pain Relief

Carlos Dominguez, a disabled veteran, is one of multiple consumers who accuse a Southern California chiropractic company of preying on their poor health. This is the third story in a series of NBCLA I-Team investigations. Read More

Investigations
Thursday, Oct 3, 2019
Key Witness in Ed Buck Case Speaks Out

Key Witness in Ed Buck Case Speaks Out

The witness, referred to in court papers as "Joe Doe," has been credited with providing the information needed to indict Buck. Eric Leonard reports for the NBC4 News on Thursday, Oct. 3, 2019.

Investigations
Wednesday, Sep 25, 2019
Vaping Company Juul to Stop Running Ads in the United States

Vaping Company Juul to Stop Running Ads in the United States

Juul, the country's largest electronic cigarette maker announced Wednesday that it will stop running ads in the United States and that its CEO is stepping down. Read More

Investigations
Tuesday, Sep 24, 2019
Ed Buck Accuser Says Arrest Could Have Happened Sooner

Ed Buck Accuser Says Arrest Could Have Happened Sooner

One of the men with whom political activist and donor Ed Buck allegedly used methamphetamine says he believes police had enough information to make an arrest months ago, and the family of a man who died in Buck's apartment said it... Read More

Investigations
Tuesday, Sep 24, 2019
'Joe Doe,' Key Witness in Ed Buck Case, Left Homeless

'Joe Doe,' Key Witness in Ed Buck Case, Left Homeless

The man whose cooperation prosecutors said was key to last week's arrest of political activist and donor Ed Buck says he's homeless. Read More

Investigations
Monday, Sep 23, 2019
Your Insurance Is Canceled Because of Homeless Tent Fires

Your Insurance Is Canceled Because of Homeless Tent Fires

Los Angeles property owners are starting to pay a steep price the risk of fires that start at nearby homeless encampments in the city. Read More

Investigations
Thursday, Sep 19, 2019
Federal Authorities Announce Criminal Action Against Democratic Donor Ed Buck

Federal Authorities Announce Criminal Action Against Democratic Donor Ed Buck

Federal authorities announced criminal action against prominent Democratic donor Ed Buck, who was already charged in state court in connection with the drug overdose of a man in his West Hollywood apartment, multiple law... Read More

Investigations
Tuesday, Sep 17, 2019
Prominent Democratic Donor Charged Following Overdose Deaths

Prominent Democratic Donor Charged Following Overdose Deaths

Felony charges were filed Tuesday against prominent Democratic political activist and noted donor Ed Buck, who is accused of causing the drug overdose of a man inside his West Hollywood apartment last week, the Los Angeles... Read More

Sex and Drugs at LA Libraries


An NBC4 undercover investigation exposes illegal activity at LA libraries.

Fake Reviews


If you rely on online reviews to pick restaurants, businesses and services, beware: the reviewers you're depending on may be fake.

LA's Nuclear Secret


Years of mishandling dangerous radioactive materials and chemicals has also left a toxic legacy for generations of people living near the Santa Susana Field Laboratory.

Top Investigations
  • An Old Pipe Caused a Massive Blast. Then Came the Acid Leak

    Thousands of pounds of deadly hydrofluoric acid escaped into the atmosphere following the massive June 21 blast at the now-shuttered gas refinery in South Philadelphia, according to a new federal report.

  • California Regulator Orders PG&E to Fix Power Shutoff Plan

    The head of California's Public Utilities Commission on Monday ordered PG&E to revamp its power shutdown program to avoid the kind of chaos and breakdowns that were evident in last week’s planned blackouts. The power shutdown...

  • Elder Abuse Cases Likely to Remain 'Open' Investigations

    Every year more than 9,000 cases of elder abuse are reported in San Diego County and data shows the crime is often underreported and difficult to fight in court, leaving a majority of cases "open" investigations. Experts...

  • ICE Agents Violate Rules That Protect Immigrant Vets

    Even though the Immigration and Customs Enforcement Agency has policies in place that can protect immigrant U.S. veterans from deportation, NBC Bay Area’s Investigative Unit has learned that ICE officials have not regularly...

  • Delta Employee Arrested in $250,000 Heist at JFK Airport

    A Delta Airlines employee has been arrested in connection with the case of $250,000 in cash that apparently vanished from John F. Kennedy Airport as it was being transferred onto one of the airline's flights en route to Florida, a...

  • Brain Exams Aim to Predict Violent Behavior, Stop Killers

    Cutting-edge research is revealing new ways to potentially prevent violent acts, including mass shootings, years before the thought of violence ever crosses the minds of murderers. A study of roughly 1,000 prisoners revealed...

More Top Investigations »

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