Wednesday on the News Hour, the implications for the war in Gaza and the broader Middle East after a top Hamas leader is assassinated in Iran. Donald Trump and Kamala Harris try to make inroads with voters in crucial swing states ahead of November's election. Plus, Judy Woodruff takes a closer look at whether the news media is making political polarization worse. PBS News is supported by - https://www.pbs.org/newshour/about/funders