As the Olympics Wind Down, Is a New Cold War Heating Up?

The Olympic flame is still burning brightly in Sochi. If all goes well over the weekend, Vladimir Putin will have staged the showcase he promised. But, a few hundred miles away in Ukraine, it's a different story. Despite Putin's support, President Yanukovych may be deposed by bloody violence. The big questions remaining: what will Putin do now? Has Ukraine set the stage for a new version of the Cold War between the West and the Soviet Union?