Gibbs and others run a protective detail for the Chief of Naval Operations at a speaking engagement at a hotel in Washington, DC; during that, in an adjoining alley, McGee shoots to death a man who later becomes known as an undercover detective of the Metro PD. Two Metro cops strongly agitate the director of the NCIS. Abby takes part in her first autopsy, then she handcuffs McGee to a chair. McGee finds a good lead, and he goes to the Metro PD for questioning. Tony and Ziva seek again, and they find; Gibbs and McGee also seek again, and they too find.
Watch It Here : NCIS Season 3 Episode 10