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.

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

Indian-origin Sudiksha Konanki, a 20-year-old pre-med student from Chantilly, Virginia was last seen while on spring break with five friends at the Riu Republic Resort in Punta Cana on March 6.Authorities in Virginia have identified Iowa resident Joshua Riibe as a "person of interest" in the case of University of Pittsburgh student who