Joshua Riibe, the last person seen with missing University of Pittsburgh student Sudiksha Konanki, had his passport confiscated by Dominican Republic authorities as part of an ongoing investigation into her disappearance.

Joshua Riibe was not originally part of Sudiksha Konanki's travel group but met her on the night of her disappearance

A man has been named a person of interest in the case of missing University of Pittsburgh student Sudiksha Konanki.The Loudoun County Sheriff's Office in Virginia confirmed to Pittsburgh's Action News 4 Joshua Riibe is now considered a person of interest,

The “person of interest” in the disappearance of missing Pitt student Sudiksha Konanki claims he saved them both from drowning before she vanished.

Even as an investigation into the case is underway, police in the Caribbean country have been interrogating one person -- Joshua Steven Riibe -- over the past several days. Here's what we know about him so far.

The man who last saw missing University of Pittsburgh student Sudiksha Konanki told investigators he thought she was OK and had "taken her things and left."