The Central Intelligence Agency was tasked with supporting officials investigating the assassination of President John F. Kennedy. The first person delegated to lead this effort used the professional alias John Scelso but his supervisory position was short lived. He wanted to dispel stories that some officials wanted to believe and sought more information about Lee Harvey Oswald than other superiors desired. Despite claims his short inquiry lacked quality, the Agency sought him for testimony before congressional investigators nearly a decade after he retired. The alias John Scelso protected his identity for decades until his true name was revealed by a congressional act to declassify files…