Authorities have been tight-lipped about the vessel, called the Boracay, which is currently at anchor near the western city of Saint Nazaire.

The Boracay, part of Russia's sanctioned 'shadow fleet,' was previously off Denmark during drone incursions. French prosecutors have opened an investigation, while President…

French military personnel were Wednesday on the deck of a tanker alleged to be from Russia's 'shadow fleet' stationed off France and suspected of involvement in drone flights over…