Ships linked to Iran seen near critical underwater internet cables

Concern grows as ships go dark near key internet lines in the Persian Gulf following threats made against the US.

There is growing worry in the Persian Gulf. Ships linked to Iran have been spotted hovering over the important cables that sit on the ocean floor. These cables carry almost all of the world's internet traffic. These ships have been acting strangely. They have turned off their tracking systems, which makes them go "dark." This means they are trying to hide exactly where they are. This behavior comes right after Iran issued new threats aimed at the United States and President-elect Donald Trump. Experts are concerned because these underwater cables are the hidden pipes of our digital world. …