Many of the drones aren’t particularly fast or high-tech, but they are cheap enough for the Kremlin to launch more than 700 in one night, in an effort to overwhelm Ukraine’s air defenses. Here’s what we know.

A fire has been put out at a nuclear power plant in Russia's western Kursk region and air defences have shot down a Ukrainian drone, Russian officials have said.The drone detonated when it fell and damaged a transformer,

Several Russian airports closed after a wave of Ukrainian drone attacks, disrupting flights and prompting air defense responses, as