Sweden has opened a preliminary investigation into suspected aggravated “sabotage” and ordered the detention of a vessel in the Baltic Sea suspected of damaging an underwater fiber optic cable connecting Latvia and the Swedish island of Gotland earlier that day.

Swedish authorities boarded a Maltese-flagged ship seized in connection with the latest breach of cables running along the bottom of the Baltic Sea to begin an investigation into the matter, the country's security police said on Monday.

Swedish authorities have seized a ship suspected of damaging a data cable running under the Baltic Sea to Latvia. Prosecutors said an initial investigation pointed to sabotage, and an inquiry has been launched involving Sweden's police,