As we anxiously await the results out of Iowa, where we’ll get the first real test of whether “protest” candidates Donald Trump and Bernie Sanders have a legitimate shot at upending America’s political establishment, Hillary Clinton is fighting to convince the electorate that the scandal involving her use of a private e-mail server to transmit state secrets is largely a distraction dreamed up by the GOP to derail what might otherwise have been a largely uncontested run for The White House.