(CNN) — Authorities in the Dominican Republic have confiscated the passport of the man who is the last person known to have been with missing University of Pittsburgh student Sudiksha Konanki, ...

The case of missing Indian-origin student Sudiksha Konanki continues to unravel. The last person to see the 20-year-old, who ...

The Iowa man claims he was swimming with Sudiksha Konanki at night when a big wave pulled them under, according to a ...

Joshua Riibe, who was seen with University of Pittsburgh student Sudiksha Konanki before she went missing, no longer has his passport, according to his attorneys.

The 22-year-old Joshua Riibe was the last person who had seen Sudiksha Konanki before she went missing and has now been named ...

The top prosecutor in the Dominican Republic personally questioned Joshua Riibe Saturday, the last known person seen with ...

Sudiksha Konanki was last seen entering the beach behind the resort on the morning of March 6, accompanied by her friends and Iowa tourist Joshua Riibe.

Officials seized the passport of Joshua Riibe, an American college senior, and they say they are examining possible inconsistencies in his story.

Dominican Attorney General Yeni Berenice Reynoso grilled U.S. witness Joshua Riibe in person in the unsolved disappearance of ...

Joshua Riibe, believed to be the last person to see Sudiksha Konanki before she vanished in Punta Cana, said he's trying to ...

Authorities in the Dominican Republic are turning up the heat on the Iowa man who was the last person to see University of ...

Riibe was named as a "person of interest" in the case, though he has not been formally accused of any crime or charged.