Russian air defence units intercepted a series of Ukrainian drones in several Russian regions, officials said, many of them in Kursk region, where Ukrainian troops launched a major incursion in August.

Russia's Defence Ministry said air defences downed 15 drones in Kursk region on the Ukrainian border. It said units downed one drone each in Bryansk region, also on the border, and in Lipetsk region, further north.

The ministry said one drone was downed in central Oryol region.

And the governor of Belgorod region, a frequent target on the Ukrainian border, said a series of attacks had smashed windows in an apartment building and caused other damage, but no casualties were reported.

  - Reuters