The new Netflix true-crime docuseries The Sons of Sam: A Descent Into Darkness draws heavily from the works of investigative journalist Maury Terry. Terry didn’t believe that convicted serial killer David Berkowitz, the notorious “Son of Sam” killer, acted alone, despite the official narrative given to the press. From 1976 to 1977, a shooter — or shooters — injured seven and killed six people in New York City with a .44 caliber gun. The docuseries presents the story