I filled in for Herman Cain earlier today and had on Senator Jim DeMint, the current President of the Heritage Foundation and former Senator from South Carolina.The interview was about the Supreme Court, but I had to ask DeMint about the attacks on Cruz in South Carolina. Neither Cruz nor Rubio would be in the Senate but for Jim DeMint’s Senate Conservatives Fund supporting them.Senator DeMint told me he knows Ted Cruz, knows he is honest, and knows that the attacks are coming because Cruz fights Washington. Washington politicians, in turn, have decided they have to take out Ted Cruz.You...