The Russian news agency TASS reports (source):
Two ships of the Ukrainian Navy have crossed into Russia’s exclusive economic zone off Crimea and are being escorted by ships of the Russian FSB Border Service’s Coast Guard, Crimea’s Border Service branch told reporters on Saturday.
“At the moment, two ships of Ukraine’s Navy – the Donbas command ship and the Korets tug – are off Crimea’s coast, in the Russian exclusive economic zone, going in the northeastern direction,” says the statement.
“In line with norms of the international maritime legislation and in interests of security of the Russian Federation, they are escorted by ships of the Coast Guard of the Russian Federal Security Service’s (FSB) Border Service,” it said.
The border department has pointed out that the ships are escorted at a safe distance.