Russia. Could the increasingly urgent situation in ukraine explode into war . Also, inside enemy territory. What happens when a reporter for a jewish publication goes to iran . The answer might surprise you. I will talk to that reporter about what he learned. And, the future of work. Will computers take over for lawyers and doctors and all of us . Will robots replace most workers . Ill talk to the author of an eyeopening cover essay in the atlantic. Finally, the long hot summer is almost over, but the heat may be here to stay. Ill explain. But first here is my take. While we have been watching isis and discussing iran, something much bigger is happening in the world. We are witnessing a historic fall in the price of oil. Down more than 50 in less than a year. When a similar drop happened in the 1980s, the soviet union collapsed. What will it mean now . Nick butler, the former head of strategy for bp, told me we are in for a longer and more sustained period of low oil prices than in the