Can GOP candidate Herman Cain's "9-9-9" work?

The talk of political circles these days is GOP candidate Herman Cain's "9-9-9" plan. But what exactly is the plan and will it work? Is it likely that Congress would ever go for something like this?

This morning on American Morning, Carol Costello talks to Wall Street Journal Economics Writer Stephen Moore about the "9-9-9" plan, which was inspired in a book he co-authored called "Return to Prosperity."