Claim: Biography of a Bookie Joint showed footage of the key shop and interviews with law enforcement, with MSP Col. Carl Larson informing Leo J. Sullivan about the illegal gambling that was occurring.
Evidence: MSP Col. Carl Larson stated that he had informed Boston Police Commissioner Leo J. Sullivan on at least four occasions that illegal gambling was occurring at the key shop. In addition to footage of the key shop, Biography of a Bookie Joint featured interviews with members of the Internal Revenue Service's intelligence unit, the Massachusetts State Police, and the New England Citizen's Crime Commission.