Unsolved History is history the way it was! Through detailed examination of archeological and forensic evidence, existing photographs, authentic artifacts, and carefully selected interviews from eyewitnesses and experts - events are reconstructed and historical questions are finally answered. In late October, 1983 in Beirut, Lebanon, a truck loaded with explosives and driven by a suicidal member of the Hezbollah terrorist organization crashed through the security perimeter of the U.S. Marine barracks and slammed into the compound. In the ensuing explosion, 241 Americans were killed. This was the harbinger of many suicide bombings to come - including the shocking terrorist attacks of September 11, 2001. Join experts as they re-open the file on the Beirut disaster to analyze the methods and the motives of the typical suicide bomber. Investigators demonstrate how the Beirut bombing has become a microcosm of the current worldwide epidemic of bombings and suicidal terrorists. Military security personnel discuss the unique challenges involved in combating suicide attackers and newly developed techniques that can prevent similar bombings in the future.