The death of Iran’s Supreme Leader Ali Khamenei on February 28 has reportedly triggered a series of covert communications that have raised concerns among intelligence agencies across the world.

Recent reporting indicates federal authorities have circulated a warning to law enforcement about an intercepted message believed to originate from Iran, possibly intended for operatives outside the ...

Add Yahoo as a preferred source to see more of our stories on Google. Chris Hayes on "All In" (Photo credit: MS NOW/YouTube) Chris Hayes laid into Donald Trump after the president suggested the U.S.

The U.S. recently intercepted encrypted messages believed to be from Iran that could serve as an “operational trigger” for “sleeper assets,” according to a federal government alert sent to law ...

Add Yahoo as a preferred source to see more of our stories on Google. If the United States government knows where Iranian sleeper cells are operating inside the country, someone should probably arrest ...

Smoke and flames rise at the site of airstrikes on an oil depot in Tehran on March 7, 2026. The United States and Israel launched strikes against Iran on February... About 1,500 Iranians were ...

With the ongoing U.S.-Israeli airstrikes against Iran intensifying, fears of reprisals within the United States have surged. Operation Epic Fury has elicited strong pledges of retaliation from Iran, ...

President Donald Trump on Wednesday said that United States authorities know the location of “most” suspected Iranian sleeper cells in the country, as officials have warned about political retaliation ...

Chris Hayes laid into Donald Trump after the president suggested the U.S. knew the location of some Iranian sleeper cells, but chose to merely keep an eye on them. The MS NOW host sounded off on Trump ...