Over its 21 seasons, NCIS has seen a lot of characters come and go. Most have moved on nicely with Gibbs retiring, Bishop getting a new job with the CIA and others coming and going. However ...
Jackson D. Bower, a master of arms second class, is accused of negligent homicide, making a false official statement, and two counts of dereliction of duty in the death of Lyndon Joel Cosgriff-Flax.