Swedish prosecutors announced Sunday night that they have 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 prosecutors have launched an investigation into suspected sabotage of a fiber optic cable connecting Latvia and Gotland. Authorities have detained a vessel in the Baltic Sea. The incident has heightened concerns over potential Russian interference in the region,

A subsea data cable between Latvia and Sweden was damaged early Sunday, sparking a criminal investigation, a third such incident in the Baltic Sea in the past three months.