Jake Tapper is tapped in to the pulse of current events. Ed takes him out to sea to assess the historic disaster that was the sinking of the Lusitania: a chaotic, cataclysmic act of treachery that ignited wartime efforts faster than you can say "U-Boat."

Don't miss out this holiday season, look for Ed's New York Times Bestseller, SNAFU: The Definitive Guide to History's Greatest Screwups, wherever you get your books, or go to: www.snafu-book.com