The tool, called SMART, will crunch scheduling and weather data to predict and avoid delays. It will be deployed in the Washington region’s three major airports next week. The Trump administration plans to roll out a new A.I. air traffic control tool designed to predict and prevent flight delays in the Washington region starting Monday, as the opening step of an eventual nationwide deployment. The tool, called Strategic Management of Airspace, Routing and Trajectories, or SMART, is designed to analyze airline schedules, weather patterns and other potential air traffic interruptions to “predict traffic flows and identify potential conflicts before they...