The real life story behind The Sons of Sam: A Descent into Darkness ahead of Netflix documentary

Police mug shot of convicted New York City serial killer David Berkowitz (Picture: Getty Images)Calling all true crime fans – the new documentary The Sons of Sam: A Descent into Darkness is dropping on Netflix this week.The show will dive deep into the infamous serial killer David Berkowitz, whose nickname Son of Sam came from a note he left at the scene of one of the murders.Berkowitz murdered six people and wounded a number of others in a series of attacks in New York City between 1976 a