Russian President Vladimir Putin has threatened Kiev with retaliation following Saturday's drone attack on the Russian city of Kazan on the Volga. "Whoever tries to destroy something here will be faced with a multiple of the destruction on their territory and will come to regret what they have attempted in our country,

Regardless of who and how someone tries to destroy something with us, they must be prepared for much greater destruction at their own place – and they will bitterly regret it - threatened the Russian dictator Vladimir Putin.