This video is unavailable because we were unable to load a message from our sponsors. If you are using ad-blocking software, please disable it and reload the page. Embed Code Restart Playing WATCH MORE VIDEOS FROM THIS EPISODE > The Doctors discuss the shocking case of an 11-year-old Chinese boy who allegedly drank water contaminated with leech larvae, resulting in a 3-inch leech being discovered in his throat a month later. ShareTweet