Original: The New York Police Department's Street Crime Unit (motto: "We Own The Night") was a 300+ member plain clothes anti-crime unit that gained notoriety after the 1999 killing of Amadou Diallo.
Simplified: The New York Police Department's Street Crime Unit (motto: "We Own The Night") was a 300+ member plain clothes unit for reducing crime that became well known after the 1999 killing of Amadou Diallo.