Both the vessels are on a list of ships subject to sanctions imposed against Russia following its full-scale invasion of Ukraine.

The team of Ukrainian negotiators began meeting Sunday morning with Rubio, Special Envoy Steve Witkoff and Jared Kushner, President Trump's son-in-law.

Russia launched its largest barrage of drones and missiles in a month across Ukraine, killing at least three people, Ukrainian President Volodymyr Zelensky said Saturday, as a Kyiv delegation heads to the United States for fresh peace talks.

Ukrainian naval drones hit two oil tankers from Russia's so-called "shadow fleet" as they travelled through the Black Sea, Ukrainian officials have said. Footage verified by the BBC shows waterborne drones speeding through the waves into the vessels, before detonating into a ball of flame, sending black smoke into the air.

Ukraine has used Sea Baby naval drones to strike two Russian oil tankers in the Black Sea. An official from Ukraine’s security services told The Associated Press about the attack on Saturday.

Ukrainian underwater drones have struck two tankers belonging to Russia’s so-called shadow fleet in the Black Sea, according to an official in Ukraine’s security services (SBU).

Former CIA Moscow station chief warns Putin may use Ukraine negotiations for battlefield advantage rather than genuine peace, citing Russia's unchanged goals.

Russia launched a wave of attacks on Ukraine's capital overnight, and Ukraine attacked southern Russia, during a renewed U.S. push to end the war.