Business leaders have long embraced the adage: "There's no such thing as bad publicity." Not anymore. Company leaders are becoming increasingly tight-lipped in the wake of the Trump administration's fresh attacks on philanthropist George Soros, LinkedIn co-founder Reid Hoffman, and comedian Jimmy Kimmel, several public-relations pros told Business Insider.They said CEOs are declining press and other speaking opportunities, even on seemingly benign topics, for fear of irking the White House and beyond. The ...