Taiwan’s coast guard detained a cargo ship and its Chinese crew on Tuesday and said it was investigating whether the vessel had deliberately cut an undersea telecoms cable in the latest possible breach of the island’s communication lines.

Taiwan has detained a Chinese-crewed ship over suspicions it deliberately damaged an undersea cable to the island. On Tuesday, Taiwan’s Coast Guard Administration reported intercepting the “Hongtai 168” while investigating a disruption involving an undersea fiber cable for a local mobile carrier,