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Iran's supreme leader, Ayatollah Ali Khamenei, led the country for nearly four decades until his death in late February.
Iran's supreme leader, Ayatollah Ali Khamenei, led the country for nearly four decades until his death in late February.
  • Iranian Supreme Leader Ayatollah Ali Khamenei is dead.
  • The US and Iranian state media confirmed Khamenei's death after strikes on Iran on Saturday.
  • The US and Israel pushed for Iranian regime change ahead of the strikes on Iran.

Iran's Supreme Leader Ayatollah


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Traffic gridlock in Tehran on Saturday, February 28, 2026, after Israel and the United States launched strikes on Iran.
Traffic gridlock in Tehran on Saturday, February 28, 2026, after Israel and the United States launched strikes on Iran.
  • Americans are being advised to shelter in place in many Middle Eastern countries.
  • The US and Israel struck Iran on Saturday.
  • Iran, Iraq, Kuwait, Bahrain, and Qatar have closed their airspaces.

Americans in many Middle Eastern countries have been advised to


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sam altman staring at camera
Sam Atlman caught in a moment of deep reflection.
  • Sam Altman went on X on Saturday night and told users to ask him anything about OpenAI's Pentagon deal.
  • Altman on Friday night announced that OpenAI will work with the Pentagon and let it use its AI models.
  • Here are five big takeaways from Altman's AMA session.

Sam Altman hopped onto X on Saturday night and told users to


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OpenAI logo
OpenAI logo
  • OpenAI shared some contract language from its agreement with the Department of Defense.
  • Its tech can't be used for mass domestic surveillance or autonomous weapons, OpenAI said.
  • OpenAI also said that the government should not label its rival, Anthropic, a supply chain risk.

OpenAI says its agreement with the Department of Defense is "better" and has




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The burning roofs of several buildings can be seen in this satellite image over Tehran.
A cropped photo of the Leadership House in Tehran after the Saturday strikes.
  • New satellite images show that the main residence of Iran's supreme leader was heavily damaged in strikes.
  • The photos appear to show smoke rising from the office building of Ayatollah Ali Khamenei.
  • Much of the Tehran compound, including trees and several buildings, was devastated.

Satellite


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Several AI applications can be seen on a smartphone screen, including ChatGPT, Claude, Gemini, Perplexity, Microsoft Copilot, Meta AI, Grok and DeepSeek.
Anthropic's Claude has seen an influx of users defecting from ChatGPT
  • Anthropic's stance against the Pentagon and OpenAI's resulting agreement is shifting the chatbot wars.
  • As some ChatGPT users posted about canceling, Anthropic's Claude over took ChatGPT to hit No. 1 on the App Store.
  • OpenAI said its Pentagon agreement emphasizes human oversight



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The lines of passengers in Dubai airport on Saturday before the airport was hit.
The lines of passengers in Dubai airport on Saturday before the airport was hit.
  • Four staff were injured after Dubai International Airport was damaged in a Saturday air strike.
  • Falling debris after a drone strike at Zayed International Airport left one dead and seven injured.
  • One passenger told Business Insider they'd received a missile warning before the Dubai incident.

One


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A flight-tracking map shows airplanes avoiding Iran and Iraq following military strikes on 28 February 2026
Iran and the Persian Gulf is home to some of the world's busiest airspace.
  • The US and Israel launched strikes on Iran on Saturday morning.
  • Flight-tracking data showed flights clearing out of the airspace.
  • Dubai International Airport, the world's busiest airport for international traffic, has suspended all flights.

Some of the world's most congested airspace has been disrupted by the US


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Passengers at the Tribhuvan International Airport in Nepal on February 28.
Passengers at the Tribhuvan International Airport in Nepal on Saturday.
  • Airports across the Middle East have suspended all flight operations until further notice, leaving many stranded.
  • The US and Israel launched strikes against Iran on Saturday, with Iran launching retaliatory strikes across the region.
  • One Emirates passenger told Business Insider he was stuck on a

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