Julián Castro, who served as secretary of housing and urban development in the Obama administration , has ended his presidential campaign. Elements of his progressive campaign platform, including decriminalizing illegal border crossings, were adopted by other Democrats in the race.Also, President Trump and leading Democrats have previewed their fourth-quarter fundraising hauls. Vermont Senator Bernie Sanders' campaign announced it raised $34.5 million since October. Entrepreneur Andrew Yang raised $16.5 million, an increase over the roughly $10 million his campaign raised in the third quarter. This episode: campaign correspondent Scott Detrow, political reporter Danielle Kurtzleben, and senior political editor and correspondent Domenico Montanaro.Connect:Subscribe to the NPR Politics Podcast here.Email the show at nprpolitics@npr.org.Join the NPR Politics Podcast Facebook Group.Subscribe to the NPR Politics Newsletter.Find and support your local public radio station.