All employees, agents and officials of the City, as a condition of their employment, agency or other relationship with the City, authorize, empower and confer upon the City the right of the City to name its Attorney to act as counsel in the defense of any action at law or in equity in which any employee, agent or official is named as a party defendant for acts done in an “official capacity” or otherwise within the course and scope of an employment or agency relationship or under authority given by the City. The City’s Attorney may aid and participate in the defense of any such action in addition to other attorneys selected or appointed to act on behalf of any such employee, agent or official, and this Section shall in no way be construed to prevent the selection or appointment of any such other attorneys or otherwise prevent such attorneys so selected or appointed from acting as counsel or otherwise participating in the defense of any such action.