NPR News Now covers Trump-aligned groups spending over $150 million to outspend Democrats in competitive Senate races, alongside rising gas prices that have reached $4.47 per gallon. The episode also reports on Robert F. Kennedy Jr. speaking at an anti-vaccine conference and a federal judge blocking physical work on the Kennedy Center. Additionally, the show highlights Anthropic’s AI model helping design its next version and announces NPR’s new Senior Podcast Challenge for listeners aged 65 and older.