National Rifle Association President David Keene is predicting a Mitt Romney victory in the 2012 Republican presidential nominating process , and working to burnish the credentials of the liberal former Governor of Massachusetts. Here's the problem: As Governor, Mitt Romney banned guns. From July, 2004: Governor Mitt Romney has signed into law a permanent assault weapons ban that he says will make it harder for criminals to get their hands on these guns. "Deadly assault weapons have no place in Massachusetts," Romney said, at a bill signing ceremony on July 1 with legislators, sportsmen's groups and gun safety advocates. "These guns...