Is the war entering a new phase? At least one person has been killed, and five others injured after Ukraine launched more than 1,000 drones at Russia, one of Kyiv's largest aerial strikes in the war. St Petersburg Governor Alexander Beglov said firefighters were battling fires sparked by Sunday's attacks on the St Petersburg oil terminal, the Ruchi oil depot and industrial warehouses in the Kolpinsky district south of the city. The attack disrupted flights at St Petersburg's main airport, one of the country's busiest, which was restricting operations "for safety reasons", Beglov said. Russian e-commerce company Ozon said there was a fire at its logistics hub in St Petersburg.

To play this video you need to enable JavaScript in your browser. Two Russian men secretly working for Ukraine's intelligence services have given rare accounts of operations they claim to have been involved with, that have targeted military assets and personnel inside Russia. One of the men, whom we are calling Ivan, claims to have played a role from Russia in Ukrainian drone attacks on strategic bombers and munitions factories on his home soil. He features in a BBC World Service documentary about the shadowy world of Russian saboteurs. The documentary, by independent Polish journalist Marcin Mamon, also features a man we are calling Foma, a Russian living in exile in Poland.

Donald Trump's Russian diesel deal with Vladimir Putin faces bipartisan opposition as lawmakers question whether easing Russia sanctions will lower prices or aid Ukraine peace.

Is the war entering a new phase? Ukrainian drone attack on Russia's St Petersburg kills 1, hits energy sites Share Ukrainian drone attack on Russia's St Petersburg kills 1, hits energy sites on social media A "massive" Ukrainian drone attack on St Petersburg in Russia has killed at least one person and injured five others, the city's governor said on Sunday. Alexandre Beglov said firefighters were battling blazes at the St Petersburg oil terminal, the Ruchi oil depot and industrial warehouses in the Kolpino district south of the city. City authorities said the attack disrupted flights at St Petersburg's main airport, one of the country's busiest, which was restricting operations "for safety reasons", Beglov said. Russian e-commerce company Ozon said there was a fire at its logistics hub in St Petersburg, and the internet company VK said its data centre in the Leningrad region had been attacked by drones, adding that normal services were available to users.

To play this video you need to enable JavaScript in your browser. Figure caption, Watch: BBC follows Ukraine's Operation Vivaldi pushing Russia back on frontline Cigarette in one hand, radio in the other, one of them calls in their own drone to bring it down and warns the soldiers below of the threat. The men are dangerously exposed, on the long walk across open ground from their front line positions. They are being replaced after three months forcing the Russians back. This is part of Operation Vivaldi, a Ukrainian counter-offensive which they say has liberated 277 sq km (106 square miles) in the eastern Donbas region in recent months.

Russia has accused Ukraine of going against US peace efforts, after an overnight Ukrainian drone strike on an oil refinery in a region south of Moscow. Russia added its diesel had begun to reach global markets after a deal with US President Donald Trump.

'Massive' Russian attack on Ukraine kills at least six, damages power sites Share'Massive' Russian attack on Ukraine kills at least six, damages power sites on social media Russian air attacks have killed at least six people in Ukraine and left hundreds of thousands without power, days after United States President Donald Trump announced an "energy ceasefire" in the more-than four year war. The Russian Defence Ministry said on Wednesday that its forces had carried out a "massive" strike against communications and energy infrastructure facilities in Ukraine, the Interfax news agency reported. Other targets included a heating and power plant in Ukraine's second-largest city Kharkiv, along with a thermal power facility which the ministry said supplied the Ukrainian military in the southeast of the Kharkiv region. Moscow said its forces had also hit a data centre in Kyiv which it said was used to gather intelligence on Russia's military. Kyiv Mayor Vitali Klitschko urged people to remain in shelters.

Image caption, Five crew members on the Ukrainian-registered merchant ship suffered minor injuries in Tuesday's attacks A merchant ship has sunk after drones hit two vessels off Bulgaria's Black Sea coast, Prime Minister Rumen Radev has said. He indicated Russia was suspected of the attacks and that he had called in its ambassador. One of the ships went down 17 nautical miles (31km) east of Krapets and one crew member was saved, he said. The other, Ukrainian-owned vessel was hit by three drones 18 nautical miles from the town of Byala and all 15 crew were rescued, he added. The drone attacks come a week after two other commercial ships were hit by sea and aerial drones in Bulgaria's exclusive economic zone.

Volodymyr Zelenskyy says Russia attacked Ukraine's energy infrastructure despite Donald Trump's ceasefire announcement, accusing Vladimir Putin of rejecting peace efforts.

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