Mr. President, Tear Down This Wall - NYTimes.com
▻http://www.nytimes.com/2013/03/11/opinion/mr-president-tear-down-this-wall.html?pagewanted=all&_r=0
NEARLY 700 miles of walls now separate the United States and Mexico. Would-be migrants still find ways over, under, through and around them. As a tool for controlling immigration to the United States, the border fortifications have been remarkably ill suited to the task. And yet these barriers are having a significant and lasting effect nonetheless: they are harming communities on both sides of the border.