Murdered in 1955, Wall Street investment banker and all-around sociopath, Serge Rubinstein had made so many enemies, the police were overwhelmed with the list of potential suspects. The investigation would result in the interviewing of hundreds of witnesses and suspects, but they could never deduce who exactly killed Rubinstein.Parcasters - If you are interested in more stories that cover powerful people and their untimely downfalls, be sure to check our ASSASSINATIONS podcast. Listen now at parcast.com/assassinations