Joshua Riibe, a 24-year-old tourist from Iowa, has come under the spotlight, with investigators naming him a 'person of interest.'

Joshua Steven Riibe, 24, has been identified as the man seen hugging and walking hand-in-hand with the 20-year-old student just hours before she vanished in the Dominican Republic.

A person of interest has been named in the ongoing investigation into the disappearance of 20-year-old Sudiksha Konanki, a pre-med student at the University of Pittsburgh who went missing while vacationing with friends in the Dominican Republic.