It was never supposed to be this close. And of course she was supposed to win. How Hillary Clinton lost the 2016 election to Donald Trump is the tragic story of a sure thing gone off the rails. For every Comey revelation or hindsight acknowledgment about the electorate, no explanation of defeat can begin with anything other than the core problem of Hillary's campaign; the candidate herself. Through deep access to insiders from the top to the bottom of the campaign, political writers Jonathan Allen and Amie Parnes have reconstructed the key decisions and unseized opportunities, the well-intentioned misfires and the hidden thorns that turned a winnable contest into a devastating loss.