Ukraine attacked a town in Russia's Kursk region Friday, killing six people, including a child, a senior local official said. Ten others were hospitalized in the town of Rylsk after the attack with U.S.-supplied HIMARS rockets, Kursk acting Governor Alexander Khinshtein said.

Moscow has intensified its attacks on Ukrainian forces battling to hold an enclave in Russia's Kursk region and increased pressure in Ukraine's eastern Donetsk region, Ukraine's top army commander said on Tuesday.

A video posted on local Telegram news channel Astra, verified by The Associated Press, shows a drone flying into the upper floors of a high-rise building.

Ukraine’s capital faced a Russian missile attack for the first time in almost a month, a day after Kremlin leader Vladimir Putin offered to hold talks with US President-elect Donald Trump.

Ukraine's HUR military spy agency said on Monday that North Korean units fighting for Russia sustained losses of at least 30 soldiers killed or wounded around several villages on the front in Russia's Kursk region over the weekend.

Ukrainian President Volodymyr Zelenskyy has threatened further attacks on military installations in Russia, after Ukrainian strikes hit the Russian city of Kazan and a village in the Kursk border region.