Senator Harry Reid has gone all in on the tax issue. In an interview with the Huffington Post this week, he accused Republican presidential candidate Mitt Romney of not paying income taxes for a decade. So is the Senate Majority Leader trying to keep up the pressure on Mitt Romney or is this a genuine issue? What impact would it have on the campaign if Mitt Romney had paid little or no taxes for a number of years? Nevada's senior senator has also got himself into a shouting match over Yucca Mountain. So what's happening in Washington?