More than 40 years after the death of one of the greatest president of the United States, it is still unsolved how he was killed. Many researchers have been analyzing the data for many decades now, but it's still a big mystery. The more they try to solve the mystery, the more questions there are. Practically, we're getting nowhere in this case study, and there are not many solutions to it. However, the theorists have gotten something that might contribute in revealing the core of this assassination.

There are many theories, but only some of them make proper sense to most of the humans. For an example of an almost impossible theory, some say that the killer was using an umbrella-gun to kill president, as it is possible in the James Bond movies. I guess it could work by a chance of less than 1%. The reason being, that it...