Joshua Riibe was recently named a person of interest by police in the disappearance of the University of Pittsburgh student ...

Joshua Riibe might have been the last person to see Sudiksha Konanki, a 20-year-old junior who went to Punta Cana on March 3.

Sudiksha Konanki, who was last seen in the Dominican Republic on spring break, has been reported missing since March 6.