
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.

A female Japanese tourist is shot to death, prompting an investigation that leads the police to the victim's husband.

The detectives believe a bride, motivated by greed, killed her groom after the wedding, until they find the murder weapon in her daughter's room.

Terms of the Geneva Convention come into play when the sister of a former inmate at Abu Ghraib prison is suspected of murdering a female Guardsman in the second Gulf War.

The ex-wife of a firefighter who married a rich Sept. 11 widow is suspected of murder.