Poland’s PM convenes urgent national security meeting after stray missiles feared to have crossed into Nato member country

• Russia-Ukraine war live news: latest updates

The Ukrainian presidential adviser, Anton Gerashchenko, has published a photo purportedly from the recently liberated city of Kherson to illustrate the lack of power in the region.

“Kherson. Six days without electricity. People charge their phones on the main square from a generator brought by a volunteer,” he tweeted.

Adviser to head of the office of Ukraine’s president says Russian military have mined apartments and sewers and plan to reduce Kherson to ruins

• At a glance: what we know on day 260 of the invasion

Russian president, Vladimir Putin, may take part in an upcoming summit of the G20 group of nations in Bali via video link, Russian state news agency RIA said on Thursday, citing the Russian embassy in Indonesia.

“The format of Vladimir Vladimirovich Putin’s participation is being worked out,” the agency quoted a diplomat as saying. “It is possible that he will take part in the summit via video conference.”

The Pentagon declined the request based on concerns that providing the Gray Eagle MQ-1C drones could escalate the conflict and signal to Moscow that the US was providing weapons that could target positions inside Russia, US officials and other people familiar with the decision said.”

Move will be widely seen as significant blow to Vladimir Putin weeks after he announced the ‘forever’ annexation of Kherson

Ukraine’s foreign minister, Dmytro Kuleba, is in Cambodia today, meeting prime minister Hun Sen at the Peace Palace in Phnom Penh. Kuleba wrote on Twitter: “We focused on bilateral cooperation and global food security. I also congratulated prime minister Sen on Happy Cambodian Independence Day.”

Eastern European countries are preparing to reopen reception centres and are restocking food supplies in anticipation of a possible fresh surge in Ukrainian refugees as winter looms and Russia targets Ukraine’s power grid and heating plants.

Ukraine president claims Russia will use Iranian missiles for attacks; Vitali Klitschko urges Kyiv residents to consider leaving city in event of total blackout

• At a glance: what we know on day 257 of the invasion

The Kyiv Independent is reporting that “farmers’ warehouses, a cultural site, and private houses” were damaged in Zaporizhzhia region by Russian strikes, and according to local governor Pavlo Kyrylenko Russian forces have killed one civilian in Bakhmut and wounded five civilians elsewhere in the Donetsk region.

The chiefly unrecognised authorities in the Donetsk People’s Republic (DPR) in the occupied east of Ukraine have issued their daily operational briefing. They claim that overnight one civilian has been killed and three injured after Ukrainian forces shelled eight settlements that the DPR occupies. In addition, they claim that 31 housing and five civil infrastructure facilities were damaged. The claims have not been independently verified. The DPR is one of the regions that Russia claims to have annexed.

The southern occupied city and surrounding settlements lost power over the weekend, the first time the region has seen such an energy cut

• Read all our Ukraine coverage

The occupied city of Kherson has lost power for the first time since Russia began its invasion of Ukraine, as Kyiv’s mayor told residents to consider leaving the capital in the event of a complete blackout.

In a statement on Telegram, the Russian-controlled Kherson administration said electricity and water supplies were down after a “terrorist attack” damaged three power lines on the Berislav-Kakhovka highway in an occupied part of the region.