During a phoned-in appearance on Fox News Wednesday afternoon, 2012 Republican presidential nominee Mitt Romney dropped a big ole’ a dirty bomb on Donald Trump. Speaking to Neil Cavuto, Romney said, without any evidence, that he has “good reason to believe that there’s a bombshell in Donald Trump’s taxes.†As someone who suffered through every moment of Romney’s feckless presidential campaign, the first thing I thought to myself was “Where the hell was this killer when we needed him most?†Listen, I have no issue with Romney dropping a dirty bomb, especially on a Donald Trump who is the master...