CNN’s Erin Burnett provided a necessary corrective last week on the partisan dispute about voting laws. She also pointed, perhaps unintentionally, at a larger question of journalistic ethics. Burnett, almost alone among reporters on “establishment media” outlets, actually checked the facts and context for President Joe Biden’s demagogic speech last week in Georgia about voting laws. She pushed back on the habit of Biden and the media of “present[ing] voting rights as a morally right or morally decrepit choice, that there’s a right and there’s a wrong.” Instead, as Burnett noted in a two-minute monologue, the Georgia voting law Biden...