An internet cable connecting Finland to Germany and another one between Lithuania and Sweden, both running under the Baltic Sea, were cut within 24 hours of one another. While accidental damage on undersea cables happens,

Investigators are trying to crack the mystery of how two undersea internet cables in the Baltic Sea were cut within hours of each other, with European officials saying they believe the disruption was an act of sabotage and US officials suggesting it was likely an accident.

The C-Lion1 cable between Finland and Germany was severed in the Baltic Sea, its operator said, after damage was reported to another cable linking Lithuania and Sweden.