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Investigations
Wednesday, May 8, 2019
Doctors Raising Eyebrows Over New Electronic Cigarette Ads

Doctors Raising Eyebrows Over New Electronic Cigarette Ads

As more teens are vaping than ever before, there's new scrutiny about the biggest player in the vaping game — Juul. Read More

Investigations
Tuesday, May 7, 2019
LAPD Officer Suspected of Driving Under Influence of Drugs

LAPD Officer Suspected of Driving Under Influence of Drugs

An LAPD officer has been arrested following a monthslong internal affairs investigation, according to several law enforcement sources. Read More

Investigations
Tuesday, May 7, 2019
Consumers Receive Whooping Water Bills

Consumers Receive Whooping Water Bills

Imagine getting a $7,000 water bill, and the explanation is that you must have a leak somewhere. Feeling hopeless, consumers turned to the NBC4 I-Team for help. Investigative reporter Lolita Lopez went searching for answers.

Investigations
Monday, May 6, 2019
One Man's DWP Bill Says He Used 135,000 Gallons of Water

One Man's DWP Bill Says He Used 135,000 Gallons of Water

Like many, Scott Atkinson uses water -- a dishwasher, a washing machine. He doesn't have much of a yard. Read More

Investigations
Monday, May 6, 2019
Juvenile Lockup Pepper Spray Ban Plan Released

Juvenile Lockup Pepper Spray Ban Plan Released

A report released Monday laid out a road map of recommendations to phase out pepper spray at Los Angeles County juvenile halls and camps by year's end after a troubling spike in its use. Read More

Investigations
Wednesday, May 8, 2019
Vaping Company's Ads Under Fire

Vaping Company's Ads Under Fire

As more teens are vaping more than ever before, there's new scrutiny about the biggest player in the vaping game - Juul. Some say the company's latest advertisements may be making troubling medical claims. The I-Team found those claims have some health experts concerned. Investigative reporter Lolita Lopez explains for NBC4 News at 11 p.m. on Wednesday, May 8, 2019.

Investigations
Thursday, May 2, 2019
Facebook Slips on Fundraising Transparency

Facebook Slips on Fundraising Transparency

Does the money collected through Facebook's fundraising function actually make it to the organizations? Carolyn Johnson reports for the NBC4 News at 5 p.m. on Thursday, May 2, 2019.

Investigations
Tuesday, Apr 30, 2019
Parents and Children Using Exemptions to Opt Out of Vaccines

Parents and Children Using Exemptions to Opt Out of Vaccines

Even though there have been no measles cases connected to elementary or secondary schools in Southern California, information reviewed by the I-Team suggests there are more parents and children using certain exemptions to opt... Read More

Investigations
Monday, Apr 29, 2019
How to Get the Best Deal While Buying in Bulk

How to Get the Best Deal While Buying in Bulk

The NBC4 I-Team found that there's a number on the store shelf — staring us in the face — that is the key to getting the best deal while buying items in bulk. Read More

Investigations
Wednesday, May 1, 2019
Real or Counterfeit? How to Avoid Cannabis Product Impostors in LA

Real or Counterfeit? How to Avoid Cannabis Product Impostors in LA

Ever since California enacted tough regulations last year that banned pesticides and heavy metals from cannabis products, the counterfeit market has been booming. But it's not always easy for customers to tell the real thing from a... 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

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