Sony Pictures is considering how to release its controversial film “The Interview.” Theaters canceled screenings of the comedy about a fictional assassination of Kim Jong-un after threats of violence by hackers working for North Korea. President Barack Obama called the attacks cybervandalism and criticized Sony for being intimidated. Others say the U.S. government should have been more prepared for such an attack. Now, the White House is looking for a “proportional response” and asking for China’s help to block more hacks. And U.S.companies are rethinking how best to protect their data and their first amendment rights. Diane and her guests discuss new challenges to countering cyberterrorism.