National Security

[Counter-jihadists] sell a lot of books and scare the hell out of American, but their policy recommendations range from vague to downright harmful...national security professionals on both side of the aisle are freaking out [about the influence of counter-jihadists on Trump].

No vetting system is perfect, but if you look at those who have been arrested for suspicions of being linked to the Islamic State, for example, the vast majority have been American citizens.