A long-running American crime procedural drama following the intertwined work of New York City police detectives as they investigate serious crimes, and the district attorneys who subsequently prosecute the suspects in court. Each episode is typically divided between the police investigation and the courtroom trial, exploring both the legal and human dimensions of criminal cases. The show is known for its ripped-from-the-headlines storylines and its revolving cast of characters across its many series and spin-offs.