In 2014, while serving as a lieutenant, Louis Carlos failed to report domestic violence committed by Sgt. Donald Duran, violating a department directive. An internal affairs investigation found that Carlos admitted to not reporting the incident, leading to a written reprimand. He retired from the department in 2015 before the reprimand was issued. ([riograndesun.com](https://www.riograndesun.com/news/city/police-chief-knew-of-spousal-abuse/article_9d5c190a-a193-11e8-a7e3-9799d416b9c9.html?utm_source=openai))