A Police Sergeant supervises, assigns, reviews, and participates in the work of law enforcement staff responsible for providing traffic and field patrol, investigations, crime prevention, community relations, and training.  Sergeants also perform and supervise investigations, patrol teams, community relations, and administrative duties. A Police Sergeant also may function as watch commander supervising law enforcement activities during an assigned shift. This classification is distinguished from the Police Officer classification in that the former is a first line supervisor with on-going supervisory responsibilities. It is further distinguished from the Police Lieutenant classification which has management responsibilities for multiple programs, secondary supervisors and various section