
Lives hang in the balance as detectives and prosecutors pursue justice in New York City. In cases ripped from the headlines, police investigate serious and often deadly crimes, weighing the evidence and questioning the suspects until someone is taken into custody. The district attorney's office then builds a case to convict the perpetrator by proving the person guilty beyond a reasonable doubt. Working together, these expert teams navigate all sides of the complex criminal justice system to make New York a safer place -- and keep the worst offenders off the streets.

When a college basketball star is shot dead after winning the championship game, Walker and Calvino uncover a trail of online vitriol that leads far beyond the internet; Price and Maroun face an uphill battle when the defendant claims self-defense.

A carjacking involving SARS forces detectives to search for the initial patient infected to prevent an outbreak.

Detectives link the murder of an actress to a member of her therapy group, then focus their attention on a Tony-winning songwriter.

Detectives investigate a fire that ripped through a 300-plus audience at a rock concert, killing 23 fans.