President Donald Trump warned Wednesday that potential terrorist “sleeper cells” could already be inside the United States, ...

Its power has long rested on a network of intelligence operations, ideological militias, covert sleeper cells, cyber units, ...

In the backdrop of escalating military action against Iran, President Trump disclosed the existence of Iranian sleeper cells ...

Trump warns of terror 'sleeper cells' in U.S., blames Biden's border policies for security threats as U.S., Israel continue military campaign against Iran.

Donald Trump said US agencies are monitoring sleeper networks and threats linked to Iran after the US–Israel operation that killed Ali Khamenei ...

Trump said the DHS shutdown limits threat investigations and claimed many suspects entered the US during Biden’s open-border period ...