Concerned about an AI bubble? Sign up for The Daily Upside for smart and actionable market news, built for investors. One of the largest airlines in the world may be testing the flight path for a megamerger. United Airlines CEO Scott Kirby floated the idea of combining his company with American Airlines to President Donald Trump in February, Bloomberg reported this week. The news outlet said it’s unclear whether there has been any actual movement toward exploring a deal, and representatives for both airli ...