On the Webcast Extra, we wrap up all the stories we couldn't fit in the main broadcast including: 2014's culture shifts on gay marriage and marijuana, the Republican's good year in state-level elections and "normalizing" relations with Cuba.

From good news on the economic front to cultural debates to foreign policy challenges, 2014 was an eventful year. As the year comes to a close, we examine the big stories and how they may impact the year to come. President Obama had a mixed year that saw Democrats lose control of Congress, but in the final weeks the economy was on the upswing.

On the Webcast Extra, after attacks in Pakistan and Australia this week, The New York Times' David Sanger reports on terror threats around the world. Plus, following the announcement of renewed diplomacy with Cuba, we discuss the effects of Cold War attitudes that linger in Cuba and how quickly Cuba will see change. And as President Obama heads off for a vacation in Hawaii, CNBC's John Harwood d

After a costly cyber attack on Sony Pictures, a look at how the U.S. plans to confront North Korea and the rise of cyber terrorism; how Obama was able to normalize U.S. relations with Cuba and what it will mean for both countries; and will the 2016 presidential election feature, Jeb Bush and Hillary Clinton of America's political dynasties?