After suspected sabotage of an undersea cable in the Baltic Sea, there are worries that countries could be cut off from the rest of the world with just a few snips. Cynthia Mehboob from ANU joins John to discuss how vulnerable under sea cables are, and how countries might go about protecting them. Listen to John Stanley live on air from 8pm Monday to Friday on 2GB/4BC/2CC See omnystudio.com/listener for privacy information.