Can the financial markets really foretell the future? According to CNBC's veteran market watcher, Ron Insana, they can and do. Every day the world's markets are speaking -- shouting, really -- boldly predicting the future. In fact, they are reflecting information not yet revealed to the general public: events as dramatic as the outcome of a war, as tragic as a nuclear accident in some distant part of the globe, or as mundane but vitally important...