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An event at George Mason University featuring top former intelligence officials erupted into a verbal altercation Thursday when a counterintelligence expert repeatedly pressed former CIA Director John ...

Special counsel Robert Mueller removed one of the FBI's top Russian counterintelligence experts from his team of investigators after an internal investigation found messages he sent that could be ...

Rep. Chrissy Houlahan (D-PA) pressed FBI Director Kash Patel Thursday on whether the dozen elite counterintelligence agents he fired right before the Ian war were terminated for political reasons.