The last person authorities believe may have seen Sudiksha Konanki, the 20-year-old University of Pittsburgh student who vanished while on a spring break trip in the Dominican Republic, was back on the beach — this time with investigators.

A 20-year-old University of Pittsburgh student went missing while on spring break in Punta Cana. Get updates on her case here.

Joshua Riibe was the last person seen with University of Pittsburgh student Sudiksha Konanki before she went missing while in the Dominican Republic. His attorney said his passport has been confiscated by Dominican authorities and he is confined to a hotel.

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.

The last person to see University of Pittsburgh student Sudiksha Konanki before she disappeared in the Dominican Republic has had his passport taken by investigators. Authorities in the Caribbean country have confiscated Joshua Riibe’s travel documents as they continue to probe Konanki’s disappearance,

Authorities in Dominican Republic have revoked the passport of the man they have named as a person of interest in the case of missing University of Pittsburgh student Sudiksha Konanki. Officials there are continuing to question Joshua Riibe about the whereabouts of Konanki.