NBC4 chopper's final moments: A blaring alarm, loss of altitude and panic. Why did it crash?

Los Angeles Times - Sep 17, 2026

The crash that killed three people on Tuesday night, including two NBC4 journalists, involved a single-engine AS350 B2 helicopter. Questions surround why it suddenly dropped from the sky.

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OpenAI discloses 6 reports of AI models' 'unexpected or concerning' behavior

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Judge orders Google to change ad auction rules

Sep 17, 2026

Judge orders Google to change ad auction rules

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SEC unveils exemption for tokenized stock trading

Sep 17, 2026

SEC unveils exemption for tokenized stock trading

The Securities and Exchange Commission (SEC) unveiled its long-awaited “innovation exemption” Thursday, a new order aimed at clearing the way for tokenized stock trading in the U.S. The order creates a pair of five-year exemptions. The first exempts platforms that host tokenized stock trading from the commission’s definition of an exchange, while the second exempts...

Commentary: The approaching El Niño is scary, but L.A.'s starred in this horror movie before

Sep 17, 2026

Commentary: The approaching El Niño is scary, but L.A.'s starred in this horror movie before

The thousands of square miles of mountain watershed around L.A. -- the San Gabriels and the San Bernardinos -- are as steep as roller coasters, and the rain funnels off them in tumults.

NBC4 chopper's final moments: a blaring alarm, loss of altitude and panic. Why did it crash?

Sep 17, 2026

NBC4 chopper's final moments: a blaring alarm, loss of altitude and panic. Why did it crash?

The crash that killed three people on Tuesday night, including two NBC4 journalists, involved the single-engine AB 350 B2 helicopter. Questions surround why it suddenly dropped from the sky.

Washington balks at giving AI firms waiver to create safety standard 

Sep 17, 2026

Washington balks at giving AI firms waiver to create safety standard 

Anthropic CEO Dario Amodei's call for an antitrust waiver for AI firms to work together on a safety standard is being met with skepticism in Washington, where policymakers are questioning tech leaders' intentions. Congress has failed repeatedly to pass AI regulations for years, but some lawmakers are balking at the idea of technology companies taking...

A California gender gap: Young Latinas want to fight Trump harder than Latinos, study finds

Sep 17, 2026

A California gender gap: Young Latinas want to fight Trump harder than Latinos, study finds

Young and working-class Latina voters in California care more about protecting immigrant communities and fighting President Trump's agenda than their male counterparts, according to a UCLA study.

High-speed rail authority wasted money on first-class flights, trips to nightclub, report finds

Sep 17, 2026

High-speed rail authority wasted money on first-class flights, trips to nightclub, report finds

California's high-speed rail authority is under new scrutiny after an inspector general found the agency approved more than half a million dollars in wasteful and unexplained travel spending.

More UC students are failing intro math courses as regents weigh reinstating SAT

Sep 17, 2026

More UC students are failing intro math courses as regents weigh reinstating SAT

As UC regents reconsider test-free admissions, faculty cite rising math failure rates while admissions officials report stable overall graduation rates.

Huawei unveils new chip technologies as Chinese firm steps up the AI race with Nvidia

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Federal judge limits immigration arrests without a warrant in Southern California

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Federal judge limits immigration arrests without a warrant in Southern California

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LAUSD faces tough choices: Which schools to close, update or rebuild as enrollment dives

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LAUSD faces tough choices: Which schools to close, update or rebuild as enrollment dives

As LAUSD enrollment drops, district officials face tough choices over school closures and how to prudently spend billions in voter-approved bond funds.

Dramatic recording could help answer why NBC4 helicopter crashed

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Dramatic recording could help answer why NBC4 helicopter crashed

At a news conference Wednesday, federal transportation officials said the most critical information available so far has been video captured from the helicopter during its final, live broadcast moments before it crashed.

Republicans clash on Senate floor over AI kill switch

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Republicans clash on Senate floor over AI kill switch

Sen. Rand Paul (R-Ky.) on Wednesday blocked a request by Sen. John Kennedy (R-La.) to pass legislation that would require tech companies to develop a “kill switch” for superintelligent AI amid fears that it could spin out of control and pose an existential threat to humanity. Paul argued that an “open-ended” government mandate to implement...

Warsh says Fed cares 'very much' about AI developments

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Warsh says Fed cares 'very much' about AI developments

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More Americans say AI will hurt the environment than help it: Poll

Sep 16, 2026

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Commentary: News helicopters are very L.A. It's a dangerous job

Sep 16, 2026

Commentary: News helicopters are very L.A. It's a dangerous job

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La Opinión, the chronicler of Latino life in L.A., reflects on a century of change

Sep 16, 2026

La Opinión, the chronicler of Latino life in L.A., reflects on a century of change

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They were the 'eyes and ears in the sky.' NBC4 helicopter crew were SoCal news veterans

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On Tuesday evening, KNBC reporter Eliana Moreno and pilot George Marciniw flew together for the last time, before their NBC4 news helicopter crashed in Chatsworth.

Zuckerberg: AI companies incentivized toward safety

Sep 16, 2026

Zuckerberg: AI companies incentivized toward safety

Meta CEO Mark Zuckerberg on Tuesday argued that artificial intelligence (AI) companies are incentivized toward safety when it comes to the timing of crafting their models and that external pressure is not needed to keep to that timeline. “Every lab has the responsibility and incentive to move at the pace required to train its models...

New evidence shows that you are only slightly hotter than a T. rex

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Hackers rip down Flock camera, steal its data, share findings with media

Sep 16, 2026

Hackers rip down Flock camera, steal its data, share findings with media

A group of hackers ripped down a Flock camera and stole its data, finding that the cameras’ software can generate dozens of images from a single passing vehicle to develop its signature. The group, called stegan0gram, shared findings with Wired and 404 Media, which ran a joint investigation. The outlets found that in a 21-day...

18-year-old Cal State Fullerton student dies after frat party

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18-year-old Cal State Fullerton student dies after frat party

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Vance to AI leaders: 'If you're building Frankenstein, stop'

Sep 16, 2026

Vance to AI leaders: 'If you're building Frankenstein, stop'

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Unrestrained: Inside L.A. County's system for issuing and enforcing restraining orders

Sep 16, 2026

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L.A. homeless services fraud suspect spent millions on club, luxury trips, feds charge

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L.A. homeless services fraud suspect spent millions on club, luxury trips, feds charge

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Almost 3 in 4 teachers want screen time limits in schools: Gallup

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Sanders: 'Embarrassing' how 'ignorant' Trump is on AI

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Weingarten weighs in on AI: 'The robots can't be in charge'

Sep 16, 2026

Weingarten weighs in on AI: 'The robots can't be in charge'

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63 percent believe AI could destroy humanity: Survey

Sep 16, 2026

63 percent believe AI could destroy humanity: Survey

A majority of Americans are concerned that artificial intelligence poses grave risks to the future of humanity, according to a new poll released on Wednesday. The POLITICO survey found that 63 percent of U.S. adults believe this technology could someday destroy mankind. Twenty-six percent of respondents said there was only a “moderate risk” of this...

AI build-out propels tech firms to top of US investment ranking: Study

Sep 16, 2026

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The rapid build-out of artificial intelligence infrastructure is making technology firms some of the top capital investors in the U.S., according to new research shared first with The Hill. The report, to be published by the Progressive Policy Institute (PPI) on Wednesday, found tech firms Amazon, Alphabet, Meta and Microsoft invested more than half —...

EU chief proposes bloc-wide social media ban for kids under 13

Sep 16, 2026

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Lawmakers scramble to catch up on AI 

Sep 16, 2026

Lawmakers scramble to catch up on AI 

Washington is scrambling to manage the abrupt panic around AI development, but party politics, a limited legislative window and lack of consensus makes it an uphill, next-to-impossible task.  In the wake of a researcher’s viral warning about the technology, lawmakers on both sides of the aisle are floating numerous proposals to prevent the negative potential...

Why is it so hard to get a restraining order? Only 1 in 5 granted in L.A. County

Sep 16, 2026

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'We've lost contact': NBC4 covers its own helicopter tragedy with grief, purpose

Sep 16, 2026

'We've lost contact': NBC4 covers its own helicopter tragedy with grief, purpose

NBC4 news reported on its own news chopper that crashed and burst into flames, killing three.

Helicopter crashes and bursts into flames, killing at least 3 people near an LA bus collision

Sep 16, 2026

Helicopter crashes and bursts into flames, killing at least 3 people near an LA bus collision

The helicopter crashed around 7 p.m. near a one-story commercial building in the neighborhood of Chatsworth in the San Fernando Valley.

At least 5 dead in helicopter crash and bus accident in Chatsworth. Driver arrested

Sep 16, 2026

At least 5 dead in helicopter crash and bus accident in Chatsworth. Driver arrested

A helicopter crashed into flames Tuesday night in Chatsworth, not far from a serious accident involving a Metro bus that left three people dead.

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