David Miliband - President, International Rescue Committee

Hour by hour Vladimir Putin intensifies the scale and violence of the Russian military assault on Ukraine. Civilian buildings hit by rocket fire, towns and cities encircled, and the capital Kyiv now facing a vast build-up of Russian firepower. Stephen Sackur speaks to David Miliband, head of the International Rescue Committee and former British foreign secretary. Is the west doing enough in response to Putin's invasion?