India, April 24 -- US weapons deliveries to Ukraine haven't stopped despite the Iran war, and Ukrainian long-range strikes continue to hammer Russian oil production and manufacturing plants, Ukrainian President Volodymyr Zelenskyy said Thursday.

"Of course, we are hitting what is painful for Russia, and it is very painful," Zelenskyy said in voice messages to reporters. He said that Russian losses in the strikes have reached tens of billions of dollars.

It wasn't possible to independently verify Zelenskyy's comments, but Russian officials have reported that attacks have struck infrastructure in regions more than 1,000 kilometers (600 miles) inside Russia.

While Russia presses its all-out invasion, which began on February 24, 2022, Ukra...