The Wall Street Journal’s new AI tool, “Doppler,” forecasts the issues that will shape the midterm elections

More than 100 million voters are expected to cast ballots in the 2026 U.S. midterm elections. In recent election cycles, political reporting based on voter polling has drawn criticism, prompted scrutiny, and found defenders. As the debate over the value of polling continues, The Wall Street Journal is exploring new ways to cover public opinion...