Russia is suspected of orchestrating another major act of sabotage in Europe after two key fiber-optic data cables running below the Baltic Sea were cut off in quick succession earlier this week, government officials said.

European officials are looking toward Russia after two submarine internet cables in the Baltic Sea were suddenly disrupted in an apparent sabotage operation, just weeks after the United States warned that Moscow was likely to target critical undersea infrastructure.

Communication cables linking Finland to Germany and Sweden to Lithuania have been cut. European governments say Russia did it, which it denies. “No one believes that these cables were cut accidentally,