This approach has been tried, and failed; shifting the targeted demographic by degrees to focus on non-naturalized criminals rather than native ones doesn't change how unaffordable or ineffective it has been, and will be. The impetus--a murder--has become a pretense for an unrelated program doomed to harm more than help, except for the politicians who sign on to appear serious about security and the rule of law.
Intelligent, viable policy is seldom the result of knee-jerk legislation. When it comes to mandatory sentencing, the results are, and have long been, in: it creates more problems than it solves. Applying the same failed approach of the War on Drugs to America's immigration problems stands no better chance of working than before.(Note: You can view every article as one long page if you sign up as an Advocate Member, or higher).