To Catch a Bike Thief - NBC Southern California

The NBC4 I-Team's hidden camera captures bike thieves in the act

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SoCal School District Tests New 911 Emergency App

SoCal School District Tests New 911 Emergency App

Columbine, Sandy Hook, Parkland. These horrors left children and teachers killed in senseless school shootings. Preventing another mass killing has become a critical part of safety plans at schools across the country. Read More

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Feb 5, 2016
NBC4 I-Team Tips

NBC4 I-Team Tips

Do you have a tip for the NBC4 I-Team? We want to hear from you. Read More

Aug 19, 2019
Fired Deputy Who Was Rehired by Sheriff Villanueva is Ordered to Give Up His Badge and Gun

Fired Deputy Who Was Rehired by Sheriff Villanueva is Ordered to Give Up His Badge and Gun

A former Los Angeles County Sheriff’s deputy reinstated by Sheriff Alex Villanueva was ordered by a judge Monday to surrender his badge, uniform, and gun, and not to, "hold himself out as a Los Angeles Deputy Sheriff.” Read More

Aug 14, 2019
Trump Takes on Voting in Los Angeles County

Trump Takes on Voting in Los Angeles County

President Donald Trump has repeatedly questioned the voting system, and last night, he took aim at Los Angeles County. Lolita Lopez reports for the NBC4 News on Wednesday, Aug. 14, 2019.

Aug 14, 2019
Some Say SoCal Chiropractic Business Is 'Selling False Hope'

Some Say SoCal Chiropractic Business Is 'Selling False Hope'

Some consumers have reached out to the NBC4 I-Team accusing "Optimal Health/Straw Chiropractic" of preying on their declining health – charging them thousands of dollars for treatment they feel is bogus. Read More

Aug 14, 2019
Assault-Style Rifle Used in CHP Shooting Was 'Ghost Gun'

Assault-Style Rifle Used in CHP Shooting Was 'Ghost Gun'

The semi-automatic assault-style rifle that authorities say was used by an Riverside County ex-con to shoot three California Highway Patrol Officers — one of them fatally — was constructed using parts that allowed him to skirt the... Read More

Aug 13, 2019
County Mulls Restructuring Juvenile Justice System

County Mulls Restructuring Juvenile Justice System

Saying that some 90% of juveniles in custody in Los Angeles County have a mental health case, county supervisors are studying ways to provide better rehab and mental health services. Lolita Lopez reports for the NBC4 News on Tuesday, Aug. 13, 2019.

Aug 13, 2019
Charges Against Former LAPD Commander Dismissed

Charges Against Former LAPD Commander Dismissed

Criminal charges were dismissed this week against former Los Angeles Police Department Commander Nicole Mehringer, who was accused of being drunk in public following a traffic incident in Glendale. Read More

Aug 8, 2019
8-Year-Old Boy Reported Missing Believed to be Dead

8-Year-Old Boy Reported Missing Believed to be Dead

Noah McIntosh's father is charged with murder with a special circumstance of torture as revealed in documents from the Riverside County Department of Public Social Services. Lolita Lopez reports for the NBC4 News on Thursday, Aug. 8, 2019.

Aug 16, 2019
New Laws Pitched to Stop Untraceable 'Ghost Guns'

New Laws Pitched to Stop Untraceable 'Ghost Guns'

Some lawmakers are proposing stricter regulations for ghost guns  after a CHP officer was killed by one this week. Lolita Lopez reports for the NBC4 News at 5 p.m. on Friday, Aug. 16, 2019.

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

More Top Investigations »

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Car Chases
Car Chases
SoCal pursuits coverage. Read more
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