In just three months, three incidents of damage to Baltic Sea underwater cables have taken place. While accidential cable slices are common, the cluster raises suspicion.

Russia's state-controlled telecoms giant Rostelecom said Saturday that its underwater cable in the Baltic Sea had been damaged by an "external impact." Several undersea telecom and power cables have been severed in the Baltic Sea in recent months,

Police say a Norwegian-owned and Russian-crewed ship that authorities suspect may have been involved in damage to an underwater fiber optic cable connecting Latvia and the Swedish island of Gotland has been stopped off Norway.

A Russian undersea communications cable in the Baltic Sea, which is commonly referred to as a NATO lake, has allegedly been damaged through "external influence." Rostelecom, Moscow's largest digital services provider,