Russia launched a major attack on the Ukrainian capital Kyiv and killed at least 13 people in strikes across the country as the two sides released hundreds more prisoners on the second day of a major prisoner exchange.

The latest prisonerr of war swap came after Ukraine and Russia both reported drones over their capital cities - with Kyiv's residents warned of a tough night ahead

Nightly Russian attacks on Ukraine have become a common feature of the war. They have continued even during recent peace talks which have failed to bear fruit.