The UN- and Turkey-brokered deal with Russia to unblock Ukrainian grain exports stuck at Black Sea ports was a big success for the United Nations — and for Secretary-General António Guterres.

Look, he recalls he told Vladimir Putin and Volodymyr Zelensky: this is a dramatic situation caused by the war because it is threatening the living conditions of most of the world.

The UN chief tells Ian Bremmer on GZERO World that we need to find a way for Ukraine to ship its grain; and the UN hopes to negotiate with the US, the EU, and others to get some exemptions from Western sanctions against Russia so Moscow is able to export the food and fertilizer that the world needs right now.