U.N. works to protect Ukraine nuclear power plant and keep grain shipments moving

U.N. works to protect Ukraine nuclear power plant and keep grain shipments moving

The United Nations and several allies are working diplomatic channels in an effort to prevent disaster at Ukraine's largest nuclear power plant. U.N. Secretary General Antonio Guterres is visiting the country. He spoke with BBC News correspondent Hugo Bachega about the conflict and the ongoing efforts to keep grain shipments moving.