Trump Mocks Greta Thunberg on Twitter, and She Jabs Back

Two things have long obsessed President Trump: Time’s person of the year and the 16-year-old climate activist Greta Thunberg. This week they collided when Time picked her for its annual cover. It was never in doubt that the president would tweet about it. The only question was when. Early Thursday, the answer arrived. “So ridiculous,” […]