The 2012 Jacksonville, Florida, murder of Kim Dorsey became a case that was the subject of local and national attention before being thoroughly analyzed on Dateline NBC in the episode The Smoking Gun.

Dateline has covered John Regan, a suspect in a series of decades-long r*pe cases. Dateline's report shows how police supplemented millennia of detective investigation with modern forensic science.

Detectives Tara Augustin and Alyson Dupouy investigated the 2001 murder of Leslie Preer, who was killed in her home in a ...

Frances Glessner Lee discovered her true calling later in life. An heiress without formal schooling, she was in her 50s when ...