Francis Lawrence describes the rewards and challenges of bringing "The Hunger Games" books to the screen.
The uprisings across parts of the Arab world have been called the Facebook revolution with citizens using social media and cell phones to organize.
But they aren’t the only ones taking advantage of this technology. An investigation by Bloomberg News found that countries like Bahrain, Egypt, Syria and Yemen have bought surveillance systems from Western companies that can track what people say and do online or on their cell phones. These countries allegedly use that information to capture, and sometimes even torture, dissidents.