Field Operations BureauCrime Suppression UnitA Crime Suppression Unit (CSU) is a unit which focuses on improving quality of life and public safety. The primary focus of these officers is to address the increase in crime with the unhoused population within the city.PatrolField Operations (also known as Patrol) is one of the most fundamental and visible functions of the Ontario Police Department. Personnel assigned to Field Operations serve our community by maintaining public safety, preventing crime, and fostering community trust.