Performs duties relating to criminal investigation and apprehension; responds to scenes of possible criminal activity through radio runs, notification, or observation; assesses scene to determine situation needs (assistance from other officers, ambulance, detective, K-9, etc.); provides assistance to victim(s); searches and secures crime scene; interviews victims and witnesses to determine and verify nature of offense and identify suspect(s); notifies Communications of descriptions for broadcast; assists in pursuit (foot and vehicular) and/or apprehension of suspects; interrogates suspects, advising of Constitutional rights; makes arrests using only that force necessary; conducts search of arrested suspects; ensures suspects are transported to appropriate detention area and evidence is secured; advises victims of procedures to follow in prosecution. Performs duties relating to accident investigation and assistance; responds to accident scene through radio runs, notification, or observation; assesses scene to determine situation needs (assistance from others, ambulance, accident investigator, fire rescue, etc.); assists in extraction of victims and provision of first aid; secures scene to prevent further incidents; conducts investigation, gathering evidence, taking statements, and preparing diagrams; conducts or requests breathalyzer tests, if indicated; issues citations and makes arrests to enforce law, advising violator of rights; conducts search of arrested violator; ensures arrested violator is transported to appropriate detention area and evidence is secured; releases vehicles and clears scene.