It's a busy night on the campaign trail. Former president Trump is speaking at a rally in Iowa. We're live in Sioux City with more. Vice President Kamala Harris and Hillary Clinton are in New York stumping for governor Kathy Hochul. Why bring out the big guns in a traditionally blue state? We'll explain. Benjamin Netanyahu is coming back as Israel's prime minister. A far-right coalition carried him to victory. How did they win. And what will his next term mean for Israel? Then, also, there's new federal guidance on prescribing opioids for pain. Dr. Akshay Syal tells us what this could mean for your next prescription. And more cities are preparing for climate change, by making it someone's job. We'll head to Arizona and meet one city's chief heat officer.