Jeff Bezos is exerting more influence over the content of the Washington Post opinion pages, as he announced Wednesday that its editorials will now focus on “defense of two pillars: personal liberties and free markets.” But Bezos also made clear that alternate views will not appear on the pages. “We’ll cover other topics too of course, but viewpoints opposing those pillars will be left to be published by others,” Bezos wrote in a memo to staffers this morning. Bezos also wrote that David Shipley...