During this past election cycle, the media did their best to Akinize Donald Trump in Senate and House races across the country. Every time Trump said something outrageous or offensive — and Trump did provide plenty of that material — media outlets would challenge Republicans to repudiate Trump. The assumption was that, as happened in 2012 with Todd Akin in Missouri, Trump would become a boat anchor for the GOP and lead to massive down-ballot losses. How’d that work out in 2016? Paul Kane at the Washington Post astutely sums up the mistaken assumption by assigning the boat-anchor award to...