Russia-Ukraine war: Kyiv’s mayor says blasts reported in city – as it happened

This live blog is now closed, you can read more of our Ukraine war coverage here

That's all from today's shorter-than-usual Ukraine live blog.

Here is a summary of the day's main events so far:

Blasts were reported across Kyiv on Saturday morning, as the city came under Russian attack for the first time since September

A former Nato secretary general has put forward a proposal for Ukraine to join the military alliance but stripped of the territories occupied by Russia

The UK's Ministry of Defence says Russia is ramping up its attempt to weaponise history

Trains carrying cargo in Russia's Ryazan region were derailed Saturday morning due to unauthorised interference"