The barrage, one of the fiercest of the three-year war, struck six Ukrainian territories, killing at least six people and injuring about 80, Ukrainian officials said.

The air assault killed at least three people. Kharkiv’s mayor described it as “the most powerful attack” since the beginning of the war.

A Ukrainian drone attack deep inside Russian territory last weekend likely damaged around 10% of Russia's strategic bomber fleet and hit some of the aircraft as they were being pr