Why no thread? Cause nobody had started one but since you did....
Did you know that the Battle of Bunker Hill was actually at Breed's Hill?
What caused WWI: the Alsace Lorraine, the assassination of some duke or the sinking of a ship (Lusitania?)?
Who killed John Kennedy? Malcolm X?
Tragic events have occurred throughout history and will again in the future. Distortions and confusion happen in the fog of war (Condoleeza Rice said that). There are some things that we will never have definitive answers for and my guess is that this is one of them. we should try to find out so reduce the chance of something similar happening again.