The case of missing Indian-origin student Sudiksha Konanki continues to unravel. The last person to see the 20-year-old, who disappeared in the Dominican Republic, was Joshua Riibe. Authorities have declared the 22-year-old man a ‘person of interest’ and confiscated his passport;

Joshua Riibe, who is believed to be the last person to see University of Pittsburgh student Sudiksha Konanki, has not officially been accused of or charged with any wrongdoing.

Joshua Riibe, believed to be the last person to see Sudiksha Konanki before she vanished in Punta Cana, said he's trying to 'help' investigators as he warned 'the ocean is a dangerous place'

Authorities in the Dominican Republic have seized the passport of Joshua Riibe, the man seen with University of Pittsburgh student Sudiksha Konanki before she went missing, Fox News has learned.

Sudiksha Konanki's disappearance in the Dominican Republic has led to intense scrutiny of Joshua Riibe, the last person to see her.