The governor of Russia's Belgorod region said on Monday that a Ukrainian "sabotage group" had entered Russian territory in the Graivoron district bordering Ukraine and was being repelled by Russian forces.

However, the Ukrainian outlet Hromadske cited Ukrainian military intelligence as saying two armed Russian opposition groups, the Liberty of Russia Legion and the Russian Volunteer Corps (RVC), both consisting of Russian citizens, were carrying out the attack.

The Telegram channel Baza, which has links to Russia's security services, published aerial footage apparently showing a Ukrainian armoured vehicle advancing on the Graivoron border checkpoint.

However, reports dried up late in the day as the governor, Vyacheslav Gladkov, imposed a special regime allowing authorities to clamp down on movement and communications.... Read More: Reuters