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Investigations
Wednesday, Jul 4, 2018
Computer Tech Support Warning

Computer Tech Support Warning

Computer problems should be simple to fix, right? Thousands of consumers say tech support companies aren't doing what it promises to do. Randy Mac reports for NBC4 News at 5 p.m. on July 4, 2018.

Investigations
Wednesday, Jul 4, 2018
Illegal Fireworks Crackdown in LA

Illegal Fireworks Crackdown in LA

I-Team reports on illegal fireworks and what to do if you encounter the dangerous unsanctioned explosives. Lolita Lopez reports for NBC4 News at 5 p.m. on July 4, 2018.

Investigations
Tuesday, Jul 3, 2018
Californians Targeted by Fake IRS Robo Calls

Californians Targeted by Fake IRS Robo Calls

Fake IRS robo calls are trying to scam unsuspecting Americans out of money. Randy Mac reports for NBC4 News at 5 p.m. on July 3, 2018.

Investigations
Tuesday, Jul 3, 2018
New Disturbing Details in Lancaster Boy's Death

New Disturbing Details in Lancaster Boy's Death

Court documents provide details of the abuse Anthony Avalos endured before his death. Eric Leonard reports for NBC4 News at 5 p.m. Tuesday, July 3, 2018.

Investigations
Tuesday, Jul 3, 2018
Court Docs Detail Horrifying Alleged Abuse of Anthony Avalos

Court Docs Detail Horrifying Alleged Abuse of Anthony Avalos

Prosecutors said a 10-year-old boy who died last month in Lancaster after suffering physical abuse had been tortured for five or six days and his younger siblings were forced to watch and participate in the beatings. Read More

Investigations
Tuesday, Jul 3, 2018
LA's Homeless Get More Help in Wake of I-Team Reports on Libraries

LA's Homeless Get More Help in Wake of I-Team Reports on Libraries

The city of LA has stepped up its efforts to provide housing and counseling to the homeless population that congregates at LA's public libraries. As the NBC4 I-Team has reported in recent months, the homeless and untreated mentally... Read More

Investigations
Wednesday, Jun 27, 2018
Getting Scary Phone Calls From the 'IRS?' They're Fake

Getting Scary Phone Calls From the 'IRS?' They're Fake

If you've ever received a call from the IRS, you may feel your blood start to pump as the automated voice tells you that the IRS is issuing an arrest warrant against you. But this call is actually fake. Read More

Investigations
Friday, Jun 29, 2018
Campus Threats, Arrests Increase During 2017-2018 LA School Year

Campus Threats, Arrests Increase During 2017-2018 LA School Year

The number of threats of violence reported at LA junior high and high school campuses increased by about 70 percent during the school year that ended this month. Read More

Investigations
Thursday, Jun 28, 2018
The Outrageous Burden of Housing Costs in SoCal

The Outrageous Burden of Housing Costs in SoCal

Housing costs are climbing across Southern California, but low-income families are the ones being hit the hardest. If you pay more than 30 percent of your income on housing, you're considered "burdened." Read More

Investigations
Wednesday, Jun 27, 2018
Mother's Boyfriend Arrested on Suspicion of Murder in Death of Lancaster Boy

Mother's Boyfriend Arrested on Suspicion of Murder in Death of Lancaster Boy

Authorities arrested the boyfriend of a mother of a 10-year-old Lancaster boy on suspicion of murder Wednesday after suspected physical and sexual abuse, NBC4 has learned. 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