I wasn't sure what the Anchor Baby (who's been on an anti-SHAMNESTY! tear lately) was babbling about here, so I looked up HER plan.
The United States shall guarantee to every State in this Union a Republican Form of Government, and shall protect each of them against Invasion; and on Application of the Legislature, or of the Executive (when the Legislature cannot be convened) against domestic Violence.
So, providing undocumented immigrants a path to legal citizenship is tantamount to the federal government not defending California and Texas from a Mexican invasion. Awesome.
Any Republican that signs on to Marco Rubio's reform efforts will be targeted for primaries by Malkin and her fellow travelers. And yes, if he succeeds in the Senate, he can forget about the nomination in 2016, too.