Democrats want a blue wave. New Hampshire is Exhibit A for why that may not happen

Five weeks before Election Day, Democratic enthusiasm is reaching a fever pitch. With Republicans struggling to overcome President Donald Trump’s low standing, Democrats are on the offensive in Republican strongholds like Texas and Florida, and even eyeing contests in deeper-red Kansas and Mississippi. Many Democratic leaders predict that the House majority is all but theirs, and that the Senate majority, almost unthinkable a year ago, is nearly in their grasp as well. In the midst of such confidence, however, Democrats are ignoring glaring vulnerabilities that threaten to undermine the unstoppable blue wave they say is coming. Look no further than...