Customs officials have seized tens of thousands of tons of fuel transported from Russia by the tanker Eagle S. The crew of this ship is suspected of damaging the EstLink 2 underwater power cable in the Gulf of Finland.

Finland on Thursday seized a ship carrying oil for Russia in relation to the recent cutting of an undersea cable connecting electricity to Estonia as concern mounts over ships disrupting power and

It’s the latest in a spate of murky disruptions to undersea cables that have put European authorities on high alert and heightened fears of sabotage by Russia.

The Estlink 2, an undersea power cable linking Finland and Estonia, was seriously damaged on Christmas Day. Authorities are investigating the incident as a possible act of sabotage.

Finland’s prime minister says authorities are investigating an interruption in a power cable under the Baltic Sea between his country and Estonia

A vessel delivering oil for Russia was detained by Finland authorities on Thursday in connection with an undersea cable cutting incident that disconnected electricity to Estonia.

Finland has seized an oil tanker suspected of having severed undersea power and internet cables, with Finnish authorities saying the vessel may have been part of Russia's "shadow fleet" of ships aimed at skirting Western sanctions.

NATO Secretary-General Mark Rutte said Friday that the military alliance will step up patrols in the Baltic Sea region as Finnish investigators work to establish whether a ship linked to Russia sabotaged undersea cables there this week.