
Anchored by Lester Holt, "Dateline" is NBC's signature newsmagazine, bringing viewers storytelling at its best by putting the pieces together to present the full picture of real-life events. NBC News correspondents cover compelling stories and issues of the day, ranging from mystery and crime to in-depth investigations and breaking-news events.

A San Diego mother suddenly vanishes in 2014; nearly two years later, her body is found in the San Diego Bay, but medical examiners say she has only been dead for a month or two.

Police initially suspect natural causes as they investigate a man's death, until they learn about an unconventional love triangle, which points the investigation in a new direction.

When a pathologist is found murdered in his home, the investigation reveals simmering jealousies and a love triangle.

A teenager is convicted of encouraging her boyfriend to kill himself; exclusive interviews with those on both sides of the case.