DHS issued a terrorism bulletin with experts warning of Iranian sleeper cells, campus protest infiltration and online ...

Rep. Brian Mast (R-FL) underscored the danger that the United States faces after its recent strikes on Iran’s nuclear forces, ...

Chad Wolf and Tom Homan raise concerns about Iranian sleeper cells possibly entering the U.S. through the southern border ...

Former DHS chief warns of Iranian sleeper cells after U.S. strikes, calling it a “highest magnitude" threat and urging the ...

The U.S. strike against Iran on Saturday night has ignited fears that Iran may choose to orchestrate attacks against ...

Iran sent a communiqué to Trump in the days before last night's strikes on its nuclear facilities threatening to activate ...

U.S. Immigration and Customs Enforcement arrested 11 Iranians, including one with ties to Hezbollah and a suspected former ...

The threat of sleeper cells in the U.S. has “never been higher,” though there are no current specific threats, according to U ...

Over the past four years, thousands of Iranian national have been documented entering the United States illegally and ...

A recent CBP memo warns that the threat posed by Iranian sleeper cells or sympathizers inside the United States "has never ...

An underground network of Iranian sleeper cells poses an unlikely but credible threat to the UK, defense and security experts ...

Sleeper cells refer to spies or terrorists who typically live quiet, unsuspicious lives in the western world before acting on ...