USAID's Samantha Power on global food security and Ukraine

The war in Ukraine has exacerbated a global food crisis with hundreds of millions of people going to bed hungry every night. A recent UN-brokered deal with Russia and Ukraine to allow Ukrainian grain to leave the Black Sea is offering some relief, but the problem goes well beyond that. Samantha Power, administrator for the U.S. Agency for International Development, joins Nick Schifrin to discuss.