Teen athlete Tiffany Valiante is struck by a train; police rule it a suicide, but her family believes she was murdered.

Hundreds of people in Michigan report strange lights over Lake Michigan on March 8, 1994.

David Carter is murdered and dismembered; his girlfriend, the primary suspect, flees and remains a fugitive.

"Buffalo Jim" Barrier, a local Vegas personality, dies in a motel under suspicious circumstances involving the mob.

Navajo Rangers share their investigations into Bigfoot, skinwalkers, and UFOs on tribal lands.

College student Josh Guimond disappears after a party; new digital evidence suggests a darker side to the case.

Patrick Mullins' boat is found adrift; his body is later found weighted down in shallow water.

A woman believes her apartment is haunted by a victim of a 1970s serial killer

Explores two cases where children were taken by a non-custodial parent, leaving the other parent in a decades-long search.