NPR News Now covers key topics ahead of the midterm elections, including voter turnout in pivotal Senate races and the strategic importance of gubernatorial contests for the Trump administration. The report also examines President Trump's recent announcement regarding the expiration of U.S. military aid to Israel. Additionally, the episode features a warning from the UK's cybersecurity chief about AI-driven threats to critical infrastructure and highlights a Chicago entrepreneur's initiative to repurpose empty office spaces for urban farming.