Nov 12 (Reuters) - Russia's military said on Thursday that it had ​carried out a massive overnight strike on ‌military factories across Ukraine, including Kyiv, where the mayor said a Russian drone had struck an apartment block.

Explosions ​were heard in the Ukrainian capital in the ​early hours of Thursday, a Reuters witness ⁠said.

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Kyiv Mayor Vitali Klitschko said that one ​woman had been reported killed and five people ​had been injured after a Russian drone struck a nine-storey building in the city's Solomyanskyi district, setting it ablaze.

The ​Russian Defence Ministry said in a statement ​it had hit a rocket factory in Kyiv and a ‌drone ⁠assembly workshop and missile fuel factory in the wider Kyiv region, as well as electricity substations in the western Zhytomyr region.

The Russian attacks had also damaged energy and ​civilian infrastructure ​in the north-western Rivne ⁠region, a local Ukrainian official said on Telegram.

In Moscow, Mayor Sergei Sobyanin said on Telegram ​that air defence forces had downed five Ukrainian drones ​heading ⁠for the Russian capital overnight.

The Defence Ministry said a total of 71 Ukrainian drones had been brought ⁠down ​across Russia overnight.