Learn the disturbing reason Jeffrey Vample killed his Giant supermarket colleague Alice Hufnagle, 67, in her ...

Find out what the families of Delphi teens Liberty German and Abigail Williams said following the sentencing of the girls' ...

Find out what happened to University of Iowa student Mollie Tibbetts, 20, who vanished during an evening run, and what led to ...

A list of 44 potential suspects leads investigators to one man, Troy Graves.

Jeff Gebhardt, who was found dead in a field with stab wounds, is remembered as a “nice fellow” who “kept to himself.” ...

Learn more about the newest charges against Long Island Serial Killer suspect Rex Heuermann, who has been charged in the ...

Dateline's newest podcast Deadly Mirage explores Rob and Sabrina Limon's story. Learn more about the true crime podcast and ...

Investigators look into a potential suspect in the murder of Alice Hufnagle, only to find an alibi that checks out.

Police receive a 911 call that a woman is dead, naked and face-down, in her apartment.

A detective questions the speed at which Doug Grant moved on with life after his wife, Faylene, drowned.

Find out how investigators determined Tony Vick was responsible for the deaths of wives Amy Vick and Kathy Beadle.

Find out why Mary Jane Fonder fatally shot fellow congregant Rhonda Smith in an office of their Pennsylvania church, and how "jealousy" played a role.