Through more than four years of the Russian invasion, 27-year-old Oleksiy Virskovsky largely hasn¡¯t bothered going to the underground shelter in the building next door ¡ª despite almost nightly missile and drone attacks.

Now, he said in Kyiv, that has changed.

Russia¡¯s strikes on the Ukrainian capital have become ¡°more aggressive,¡°?¡°more massive¡± and ¡°more intense,¡°?Virskovsky said.