An apparent drone strike started a fire at a fuel storage facility in the Crimean port city of Sevastopol on Saturday, the Moscow-installed governor there said.
The fire was still burning but it had been contained and no one was injured, Mikhail Razvozhaev said.
"The four fuel tanks that were hit, they are practically burnt out already," he said in a video posted on his Telegram channel.
Sevastopol, on the Crimean peninsula that Russia annexed from Ukraine in 2014, has come under repeated air attacks since Russia invaded the country as a whole in February 2022.
Russian officials have blamed the attacks on Ukraine.
A Ukrainian military intelligence official said more than 10 tanks of oil products with capacity of around 40,000 tonnes were destroyed, RBC Ukraine reported.
The official, Andriy Yusov, did not claim Ukraine was responsible for the explosion.
South Korea and the United States will cut short annual joint military drills to five days from 11 and scale back some field training, the allies said on Wednesday, after President Donald Trump ordered a substantial reduction in US participation.
Thai schools conducted active shooter drills on Wednesday, as authorities moved to strengthen security measures two weeks after a 14-year-old opened fire at a school and killed at least eight people.
At least 21 people have died and four others injured in a head-on collision between a bus and a truck in the BR-373 highway in Brazil's southern state of Parana, the road operator said on Wednesday in an X post.
A Russian drone strike on a minibus in Ukraine's southern city of Kherson has killed four people on Wednesday, Ukrainian authorities said, in what President Volodymyr Zelenskyy described as a "vicious" attack.