If Congress passes comprehensive immigration reform, it will depend on the Obama administration to enforce the law. How might that work?
A glimpse of the future came recently, when the House Subcommittee on Border and Maritime Security held a little-noticed hearing titled “Measuring Outcomes to Understand the State of Border Security.”
Immigration reform depends on a secure border. Nearly every lawmaker pushing reform, and certainly every Republican, stresses that the border must be proved secure before millions of currently illegal immigrants can be placed on a path to citizenship.
But how do you measure border security? For years, the government estimated...