The case of Kenneka Jenkins, who vanished from a hotel party in Chicago after going live on Facebook, with her body found in a freezer 24 hours later.

Sixteen-year-old Kedarie Johnson, a gender fluid teenager, is found shot dead after walking home from a friend's house.

Jerika Binks, 24, vanished while out on a Sunday morning run in American Fork, Utah, and her family and authorities searched for a year, but found no trace.

Sarah Stern's car is discovered with the keys in the ignition, but she is nowhere to be found. Police initially suspect suicide, but Sarah withdrew thousands of dollars in cash.