How Ukrainian defiance has derailed Putin’s plans

It's too early to describe the Kremlin operation as a failure, but it has not succeeded yet in its mission to seize and subjugate its neighbour

• Ukraine invasion: latest updates

Three days after the invasion there are signs that Vladimir Putin's war in Ukraine is not quite going to plan. In the Sumy region, close to the border with Russia, a local resident came across an extraordinary sight. On a country road lined with birch trees, a Russian armoured vehicle had broken down.

He pulled up in his car and stopped. There was then a surreal conversation.