The Obama administration is suing Arizona, but Rhode Island has already been enforcing federal immigration law by an executive order from the governor since 2008.
http://legalinsurrection.blogspot.com/2010/07/hey-rhode-island-already-checks.html?utm_source=Newsletter&utm_medium=Email&utm_campaign=Morning%2BBell
Lawmakers in Oklahoma, South Carolina and Utah are on the verge of passing Arizona-style immigration enforcement laws.
http://www.washingtonpost.com/wp-dyn/content/article/2010/07/07/AR2010070703017.html?utm_source=Newsletter&utm_medium=Email&utm_campaign=Morning%2BBell