They’re already open, according to Larry Auster in FrontPageMag:

“Because the U.S. has been silent and passive, Castañeda, in the manner of all bullies and conquistadors, tells us to heed Mexico. The time is long since passed for us to reverse this drama, and make Mexico heed the United States. But for us to do this, we must recognize that the Mexicans are not coming here merely as individuals seeking economic opportunities, but as a nation, expressing their national identity and collective will. Even more important, we must revive our own largely forgotten and forbidden sense that we ourselves are a nation, not just a bunch of consumers and bearers of individual rights, and have the right to defend our nation as a nation.”

Full article here.