TAIPEI/BEIJING, Jan 9 (Reuters) - Taiwan and China traded barbs over what the government in Taipei suspects was a Chinese-linked ship's damage to an undersea communications cable off the island's coast, an incident that has raised alarm bells on the island. The ship owner , speaking to Reuters on Wednesday, said there was no evidence the ship was involved. Taiwan's coast guard suspects the ship damaged the cable off the island's northern coast late last week, but was unable to board it to...