evidence: The Georgia Bureau Investigation is investigating a fatal shooting by Cobb officers in Marietta during an operation of the Marietta, Cobb, and Smyrna Organized Crime Unit (MCS). [...] The GBI is investigating an officer involved shooting in Marietta, Georgia. The Cobb County Police Department asked the GBI to conduct an independent investigation on November 15, 2023. One man was shot and killed. No law enforcement officers were injured in this incident. [...] The Georgia Bureau of Investigation routinely investigates the shooting of individuals by police officers, as well as any time an officer discharges a firearm while on duty, at the request of the police agency involved in the shooting.