Ivanna Klympush-Tsintsadze: Can Putin’s threats undermine support for Ukraine?

Stephen Sackur speaks to the Ukrainian MP, Ivanna Klympush-Tsintsadze, who currently chairs the Ukrainian parliament’s EU Integration Committee. Kyiv’s battlefield gains have prompted Vladimir Putin to announce a partial mobilisation and ramp up his nuclear threats. What does this mean for Ukraine and for the support it relies on in the west?