Oil prices soar, stock markets fall with talk of Russian crude-oil export ban

From the BBC World Service: U.S. Secretary of State Antony Blinken has confirmed America and its allies are considering further sanctions against Russia, including a potential ban on the country's crude-oil exports. Plus, one of the world's biggest fertilizer makers warns the conflict could deliver a shock to food supplies. And we hear from a community center in western Ukraine where volunteers are working around the clock to distribute vital supplies.