Overnight, ABC News spoke to Joshua Ribbe, a 22-year-old from Iowa who police say was believed to be the last person to see ...

Twelve days after a college student vanished while on spring break in the Dominican Republic, there’s still no sign of her.

Joshua Riibe's family said their son is cooperating with police and is "deeply dismayed" by Sudiksha Konanki's disappearance.

Missing University of Pittsburgh student Sudiksha Konanki is seen in recently released security camera footage from the hotel ...

Joshua Riibe, the 22-year-old Iowa man who was last seen with Sudiksha Konanki before her mysterious disappearance from the ...

The St. Cloud student who was the last person to see missing American college student Sudiksha Konanki before she went missing at a Punta Cana resort in the Dominican Republic is asking to be released ...

Joshua Riibe's family said their son is cooperating with police and is "deeply dismayed" by Sudiksha Konanki's disappearance.

Authorities in the Dominican Republic have confiscated the passport of the man who is the last person known to have been with ...

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

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

A key witness in the case of missing American student Sudiksha Konanki has the support of his community, according to friends of his family.

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