It's a phenomenon experienced by the families of missing people when a body is never found, experts say: grief without certainty.

"I don't believe that she drowned," said a private investigator, who has worked on various high-profile missing cases.

The parents of a missing University of Pittsburgh student, who vanished while on Spring Break in the Dominican Republic, are seeking to have her legally declared dead—for a heartbreaking reason.

The parents of Sudiksha Konanki have requested that their missing daughter is declared dead, despite the 20-year-old's body ...

The parents of missing Indian student Sudiksha Konanki want their daughter declared dead to "seek closure", authorities told ...

Joshua Riibe, a witness in Sudiksha Konanki's disappearance, left the Dominican Republic. Here's the latest in where the case ...

The man who is the last person known to have been with missing University of Pittsburgh student Sudiksha Konanki left the Dominican Republic on Wednesday evening, after being detained for 10 days.

The parents of missing University of Pittsburgh student Sudiksha Konanki have asked for Dominican authorities to declare ...

Joshua Riibe, original from Rock Rapids, Iowa, has been given his passport and was allowed to return to the United States.

Iowan Joshua Riibe, the last person to see missing University of Pittsburgh student Sudiksha Konanki alive, has returned to the US.