In the open is better. Still, what percentage of the 30 million undocumented voters in this country would turn saboteur?
How many saudis did it take to level the world trade center? 14 or 15 was it? What could 300,000 Mexican nationals do?
Plata o plomo? Trump has all the plata any man could want, in the event of a declared war they will do everything they can to give him enough plomo to last the rest of his life.
I submit subtle approach might be better.
Not subtle puts it in the hands of the military, State, and local police, all of which are far more likely to try and do their tasks right rather than creating embarrassing screwups and failures.
If the vaunted trillion plus dollar machine created since 9/11 sill can't uncover and head off plots like the WTC with every form of communication in the country vacuumed up and analyzed, it's more likely that Detroit Muzzies or a gang of Somalis will commit a similar act than gangs formed around their ability to rake in cash, cash that will quickly be cut off or reduced to a sliver of the current volume with an open, obvious, strong presence of the military on and near the border.
“How many saudis did it take to level the world trade center? 14 or 15 was it? “
just the few in control of the two planes.