Monday’s “Political Memo” from the New York Times’ Mark Leibovich was a more-solemn-than-usual take from the generally snarky Leibovich, but still in the service of the Democratic Party and in opposition to President Trump. The online headline: “Trump Turns Shared American Experiences Into Us vs. Them.” He began by noting the passing without much notice of the 25th anniversary of the bombing of the Alfred P. Murrah Federal Building in Oklahoma City, then portrayed Clinton, who would go to smear both talk radio and the Tea Party for instigating terror, as a...