The Tsarnaevs came to the United States as refugees. And like so many other Muslim refugees, they brought terror to our shores.
The Conservative government of Canada opted for a tough approach last year to halt the surge of Mexicans entering in and then claiming refugee status. It imposed visas on visiting Mexicans. Mexicans were constituting the largest stream of refugees flowing into the country, not surprising given their desperation to escape.
A Pew Research Survey conducted last [...]