What are the Iowa caucuses?

ABC News’ MaryAlice Parks breaks down what the nominating process and how the results could shape the 2024 election. SUBSCRIBE to ABC NEWS: https://bit.ly/2vZb6yP Watch More on http://abcnews.go.com/ LIKE ABC News on FACEBOOK https://www.facebook.com/abcnews FOLLOW ABC News on TWITTER: https://twitter.com/abc #news #politics #iowa #abcnews