(CNN) – Sarah Palin said President Barack Obama’s inaction over the escalating crisis on the southern border is grounds for impeachment.  The Republican firebrand wrote in a an op-ed published Tuesday in the conservative website Breitbart that “(Obama’s) unsecured border crisis is the last straw that makes the battered wife say, ‘no mas.'”  Calls for impeachment are coming from the President’s harshest critics on the right and have intensified over the new immigration crisis. However, such a step is far-fetched, especially with Democrats currently in control of the Senate.  Read More.