The New York City Police Department Emergency Service Unit is a component of the NYPD's Special Operations Division of the Patrol Services Bureau, the unit provides specialized support and advanced equipment to other NYPD units.
The New York City Police Department Emergency Service Unit is the Emergency Service Unit (ESU) for the New York City Police Department. A component of the Special Operations Division of the Patrol Services Bureau, the unit provides specialized support and advanced equipment to other NYPD units.