Finland has seized an oil tanker carrying Russian oil on suspicion it carried out the sabotage of undersea cables.

General Mark Rutte says the military alliance will step up patrols in the Baltic Sea area as Finnish investigators work to establish whether a ship linked to Russia sabotaged undersea cables there this week.

NATO said on Friday it would boost its presence in the Baltic Sea after the suspected sabotage this week of an undersea power cable and four internet cables, while alliance member Estonia launched a naval operation to guard a parallel electricity link.

NATO said on Friday it would boost its presence in the Baltic Sea after the suspected sabotage this week of an undersea power cable and four internet lines, while alliance member Estonia launched a naval operation to guard a parallel electricity link.

NATO will strengthen its presence in the Baltic Sea following the outage of the Estlink 2 submarine power cable, Secretary General Mark Rutte said on Friday after speaking to Finnish President Alexander Stubb.

NATO has decided to increase its military presence in the Baltic Sea following suspected sabotage of undersea power and internet cables. Finland detained a Russian oil ship over the disruptions, and Estonia launched a naval operation to protect crucial infrastructure.

STORY: The seized oil tanker accused of sabotaging an undersea power cable and four internet cables now sits off Finland's coast.Finnish investigators said the ship that has been linked to Russia may have caused damage to the cables by dragging its anchor along the seabed,

NATO Secretary General Mark Rutte has said that the Alliance will increase its presence in the Baltic Sea following an incident involving damage to electric cables. Source: Rutte after a conversation with Finnish President Alexander Stubb,