DATE: February 14, 2020
Office of Professional Standards Investigation #IA2019-012
Sergeant Jonathon Yuen has been with the agency for 14 years.
Sergeant Yuen was made aware of an excessive force allegation involving an officer under his supervision. It was alleged that Sergeant Yuen took improper supervisory action after learning of the incident. In addition, it was alleged that Sergeant Yuen was untruthful when he notified his lieutenant of the issue. It was further alleged he was untruthful when interviewed as a witness by the Office of Professional Standards concerning his actions for the excessive force investigation and again when he was interviewed as the subject of the subsequent internal investigation. The appropriate general orders for the allegations are as follows:
Supervision (212.07) Supervisory personnel (including acting supervisors) shall properly supervise subordinates, refer disciplinary charges, and take appropriate disciplinary action when necessary in accordance with department procedures.
Untruthfulness (213.47) – Employees are required to be truthful at all times to supervisors, subordinates, or other city employees whether under oath or not.
Untruthfulness During Sworn Statements (213.48) – Employees are required to completely and truthfully answer all questions while giving sworn statements during internal investigations or any other authorized or official proceeding.
Based on the facts documented in the administrative investigation, the Discipline Review Board sustained the allegations against Sergeant Yuen.
In accordance with progressive discipline guidelines, Sergeant Yuen received a 5-day suspension and was demoted from the rank of sergeant to the rank of officer.