The war in Iran is jamming up global travel on several fronts. In the Middle East, the conflict continues to force the grounding of flights. A jump in oil prices is also beginning to hit travel, with some airlines adding surcharges to their flights. Prices at the pump are skyrocketing, too, especially in Asia, where several countries are putting in place measures aimed at restricting the use of gas. The World’s Transportation Correspondent Jeremy Siegel has the story.