Over the weekend, the Arizona Democratic Party censured one of its own – Senator Kyrsten Sinema. On today’s CNN Political Briefing, The Point’s Chris Cillizza explains what this means and what it says about where Sinema stands with her own party. Many Democrats believe Sinema could be in trouble when seeking reelection... but Cillizza thinks it’s far too early to write her political obituary. To learn more about how CNN protects listener privacy, visit cnn.com/privacy