You don’t hear much about what’s going on behind the scenes to stop terrorists from coming over the border. Certainly, much of it is classified, because it might compromise sources and methods used to intercept plots. But the left wants you to think there isn’t much of a threat, it’s just hype meant to justify strict border laws that keep out Hispanic illegal immigrants. They ridiculed President Trump for bringing it up, feigning professional outrage. They deny that possible terrorists, identified as “SIAs” or Special Interest Aliens, are crossing the southern border. Fortunately Todd Bensman, a counterintelligence expert who covered...