"Dateline" is airing a new episode about a famous baseball player who murdered several people. Here's everything you need to ...

Dateline Confidential pulls back the curtain on how our most unforgettable stories come together. From tracking down key ...

The families of Molly Jane Matheson and Megan Leigh Getrum are forever bound by tragedy—and by the knowledge their killer could possibly have been stopped. As correspondent Josh Mankiewicz explained ...

Actress Aasha Davis and her sister Lesley move to Hollywood. Life is good until one of them goes missing. Dateline NBC’s Josh Mankiewicz reports. we and our partners use cookies on this site to ...