Morally, the only proper reaction to last weekend’s events in Charlottesville, Virginia, is outrage. Legally, the analysis has to be more nuanced. To help prevent further violence while preserving freedom of speech, we need to distinguish three categories, all of which seem to have been in play in Charlottesville: terrorism, peaceful protest and provocative action aimed at producing street violence. ...

Remember that Chinese pet food, laced with melamine, that caused kidney failure in the family European pooch? The horse meat passed off as beef burgers in Britain? Now tainted Dutch eggs are making diners uneasy. There’s something especially creepy about recurring food scandals, even the ones that don’t pose a huge threat to public health. The latest, involving millions of ...

The exodus of chief executive officers from two of President Donald Trump’s advisory councils led him to disband the panels. That’s no great loss: The councils mostly served political rather than policy purposes. But for those who serve in the highest ranks of government, the issue is different, and quitting is not the answer. It’s hard to fault anyone for ...