Dateline 24/7 schedule

Four years after a 28-year-old dies after hosting a New Year's Eve party, a jury must decide if it was suicide or murder.

North Carolina detectives search for answers in the murder of 28-year-old Fayetteville construction worker James Chambers; featuring interviews with James' family members and investigators at the center of the case.

The discovery of a 19-year-old's car abandoned on a bridge in New Jersey turns into a missing person case that evolves into a months-long homicide investigation; police discover a plot involving money, close friends and a fatal betrayal.

When a mother is murdered in a home invasion the day before her best friend is shot outside the place they both worked, investigators suspect the crimes are linked.

Authorities work to establish why a loving mother was brutally stabbed to death in her home.

A former marine who once was the hero for a woman in an abusive marriage may have let his desire to help go too far.

Investigators are suspicious when a wealthy former radio DJ mysteriously disappears from his yacht in the Pacific Ocean.

A man disappears after a duck hunting trip in Florida on his sixth wedding anniversary and is later found to have been murdered.

The discovery of a 19-year-old's car abandoned on a bridge in New Jersey turns into a missing person case that evolves into a months-long homicide investigation; police discover a plot involving money, close friends and a fatal betrayal.

When a mother is murdered in a home invasion the day before her best friend is shot outside the place they both worked, investigators suspect the crimes are linked.

Authorities work to establish why a loving mother was brutally stabbed to death in her home.

A former marine who once was the hero for a woman in an abusive marriage may have let his desire to help go too far.

Investigators are suspicious when a wealthy former radio DJ mysteriously disappears from his yacht in the Pacific Ocean.

A man disappears after a duck hunting trip in Florida on his sixth wedding anniversary and is later found to have been murdered.

When a California nursing student disappears during her hospital shift, her family works to locate her.

Detectives in Washington D.C. discover a puzzling connection between two women who disappeared two decades apart; an investigation reveals a sinister secret hidden along one of the busiest stretches of interstate in the country.

Investigators seek answers when a prosecutor and a district attorney and his wife are murdered within a couple of months of each other.

The drug-related death of a 17-year-old girl sheds light on a new class of synthetic drugs that has law enforcement agencies on alert.

A look at the crimes committed by Charles Manson and his followers in 1969, including archival footage and interviews with those close to the events.

Two young teachers, one from New Zealand and the other from Indiana, fall in love on the eve of the 2011 earthquake and tsunami in Japan.

The investigation into 18-year-old Hannah Hill's disappearance takes unexpected turns.

A college student is found murdered in a residential neighborhood; as police search for the truth, they are stunned to learn that one of their own might be involved.