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

It was unclear how long Homeland Security Investigations (HSI) detained the returning traveler at Luis Muñoz Marín Airport.

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

The Iowa man who was the last person who saw University of Pittsburgh student Sudiksha Konanki before she vanished in the ...

Here are the latest updates on what's known about Sudiksha Konanki, a University of Pittsburgh student who went missing in ...

Joshua Riibe, 22, was detained during a stopover in Puerto Rico late Wednesday, NotiCentro reported -- with video showing his ...

Authorities considered him a person of interest in the case but never formally named him as a suspect in Konanki's ...

The Dominican judge ruled that Joshua Riibe, classified as a witness in a disappearance case, should have full rights and ...

Joshua Riibe's departure ends what his attorneys allege was a dayslong detainment in the country as investigators questioned ...

The Iowa man previously identified as a person of interest in the disappearance of missing Pitt student Sudiksha Konanki in ...

The man who is the last person known to have been with missing University of Pittsburgh student Sudiksha Konanki is on a ...