Ukraine targets Moscow with hundreds of drones on final day of Russian election

At least three people killed and oil refinery damaged as doubts cast over initial reports of ballistic missile use

Ukraine has targeted Moscow and the surrounding region in a large-scale attack that involved hundreds of drones.

The attack killed at least three people and damaged what Ukraine's president, Volodymyr Zelenskyy, said was one of Russia's key oil industry facilities" on the final day of the country's parliamentary elections, authorities said on Sunday.