When a ship the size of the Titanic, the Laconia, was sunk by a U-boat, some of its nearly 3,000 British passengers and Italian POW’s were rescued by the very U-boat that sank their ship. Highly unusual, but the story becomes more bizarre. The survivors thought their ordeal of floating in a shark-infested ocean was over…until an American plane unleashed its bombs.

New York Times bestselling author Michael Tougias offers an edge-of-your-seat slide presentation about this incident—perhaps the most unusual in all of WWII. His new book with Little Brown, Abandon Ship, tells the full story. The incident offers a real moral conundrum: do you intentionally harm your own citizens for the bigger picture of winning the war? It's a topical story with what's going in the world today.

The event was covered-up by authorities but Tougias shares the complete account including the incredible survival story of four British citizens who survived seven weeks adrift at sea with…