
"Dateline" has been a staple of the newsmagazine genre since premiering in 1992. Given how long it's been on the air, the show has an extensive archive of in-depth news stories and investigative journalism. This syndicated version offers viewers another chance to watch some of the show's previous content, serving up real-life mysteries and in-depth investigations from the show's 20-plus years on the air. Cases involving murders and missing people are frequent topics on the series that has won multiple Emmys in the news and documentary category.

A brilliant woman who rose from poverty and became a successful criminal defense attorney is murdered; investigators look into her clients and follow a bizarre string of clues.

Karen Smith is murdered while her 5-year-old son is brutally stabbed and a neighbor says she knows who did it; she later recants her testimony and fights for the suspect's defense.

A Philadelphia murder reveals decades of misconduct in the city's criminal justice system and raises questions about whether police caught the right person; key insiders in the case speak out for the first time on national television.

When an Ohio resident is offered $50,000 to kill someone hundreds of miles away, investigators set up an elaborate sting operation to bring down those behind the murder-for-hire plot.