At least one person has been killed and several embassies have been damaged in an early morning Russian missile attack on Ukraine’s capital Kyiv.

The Russian leader had mockingly challenged Ukraine’s Western allies to a missile “duel,” testing their air defenses, during his annual year-end news conference.

At least three loud blasts were heard in Kyiv shortly before sunrise. Falling missile debris caused damage and sparked fires in three districts, the city administration said. The attack knocked out heating to 630 residential buildings,