On Wednesday, a group of Republican national security community members, including former government officials, blasted the idea.

"Controlling our border and preventing illegal immigration is a serious issue, but his insistence that Mexico will fund a wall on the southern border inflames unhelpful passions, and rests on an utter misreading of, and contempt for, our southern neighbor," they wrote in an open letter.

It's always just a matter of finding the experts on-line and ignoring the self-proclaimed TOTV experts.