Campaign process. Yeah, we first saw how much of an impact social media had with president obamas campaign. And nowits not even a question anymore if candidates should embrace social media. They have to if they want to be successful and reach voters. And were not just talking about millennials anymore. And of course, the big player is facebook. A study that looked at the last president ial election process showed that facebook feeds can have a big impact on getting you out to vote. And the friends on your feed. Can influence how you think about the candidates and issues facing our country. Twitters a heavy hitter, too. Hillary clintons last tweet shows bill clinton taking over her snapchat feed. Pushing for her in iowa. And over the last 24 hours. Trump and all of the other candidates have been taking advantage of twitter to show voters how easy it is to caucus. So with social media playing a major part in the caucus and in the election. What are the big storylines to watch tonight . I