After battling in late 1939 with British cruisers off the coast of Uruguay, Hitler's prized "pocket battleship" and high-tech wonder, the Admiral Graf Spee was blown up by its own captain, Hans Langsdorff. Denounced by the Nazi regime, Langsdorff commits suicide shortly thereafter. National Geographic Channel reconstructs the first naval battle of World War II and retraces the events that led to the Graf Spee's ultimate destruction.