Joe Scarborough: “I think the fact that he doesn’t know China’s had nuclear weapons since 1964; I think the fact that he says his answer to the immigration problem is electrocuting illegal immigrants…I think the fact that he comes out with a different bit of evidence every day that he’s not only woefully ill-prepared to be POTUS but woefully ill-prepared to even run for POTUS…I think Herman Cain is Herman Cain’s biggest problem.”