Mercatus Center – Hey, don’t bad-mouth unskilled immigrants: You don’t have to be a computer genius to be good for the U.S.:

Yes, immigration brings some real costs. But most of these problems are concentrated in a few border and urban areas; federal policy can help correct the imbalances.
Americans have heard from politicians for more than 200 years that immigration will cause the sky to fall. Yet each time it has only made us stronger.