Turning point? Ukraine's counter-offensive ups pressure on Putin

Is it a turning point? After weeks of warning of a counter-offensive in the south, Ukraine has caught the Kremlin off guard with the reclaiming of vast swathes of the north, pushing the front away from the country's second city of Kharkiv. We ask what just happened, if there's more to come or if Kyiv is going to struggle to consolidate its gains.