In the past few weeks, the Obama administration’s oft-repeated contention that “the border is more secure than ever” has been exposed for the fraud it always was. While the invasion by tens of thousands of so-called “unaccompanied illegal alien children” has been the most palpable evidence to the contrary, there is a far greater worry: The threat posed by swelling numbers of drug- and sex-traffickers, gang members and suspected jihadists who are taking advantage of the border’s porousness and the diversion of those charged with patrolling it due to the influx of desperately needy kids.