It's an Insana Insights exclusive! Pulitzer Prize - winning author, and energy expert, Dan Yergin joins Ron for an in depth discussion on the state of the energy industry. Gasoline prices are at a 4-year low, oil is at $81 a barrel and oil producing nations are getting very antsy.In fact, with oil down so much, Russia is starved for income which may explain some provocative actions, flying several aircraft into NATO airspace, including 3 fighters capable of carrying nuclear weapons. NATO planes scrambled and intercepted. Are the oil wars leading to the risk of a real war? On the flip side, gasoline under $3 a gallon is like a tax cut for the consumer. Be sure to catch it here, on Insana Insights!