Michael Bloomberg gets his very expensive wish in Las Vegas Wednesday night: a Democratic debate where he can draw direct contrasts with his rivals -- Sen. Bernie Sanders in particular. But Bloomberg will have company in making arguments around electability and practicality. And Sanders could have even more company in blasting the billionaire former New York City mayor and his long record running a complicated business and an even more complicated city. Guest: Former Senator Harry Reid (D-NV) Learn more about your ad choices. Visit