Sunday on CNN’s “Fareed Zakaria GPS,” The Wall Street Journal’s deputy editorial page editor Bret Stephens argued against presumptive Republican presidential nominee Donald Trump’s candidacy and said he must be “decisively rebuked” to the point that it will teach Republican voters a “lesson.” “I most certainly will not vote for Donald Trump,” Stephens said. “I will vote for the least left-wing opponent to Donald Trump and I want to make a vote to make sure that he has — that he is the biggest loser in presidential history since, I don’t know, Alf Landon or