The Weekly Standard published “An Open Letter to Mitt Romney” on Tuesday night, begging the former Republican presidential nominee to launch a third-party bid. “[T]hese are extraordinary times, and your nation still has need of your service. I respectfully implore you to run for president as an independent candidate in 2016,” Jay Cost wrote. Cost slams presumptive Democratic presidential nominee Hillary Clinton’s “Nixonian paranoia” of “enemies” and calls her Republican counterpart, Donald Trump, “a sympathizer with the nativist ‘alt-right.’ ” “They do not see Americans as Americans,” the letter continues. “They see each of us as potential allies or foes,...