The last person authorities believe may have seen Sudiksha Konanki, the 20-year-old University of Pittsburgh student who vanished while on a spring break trip in the Dominican Republic, was back on the beach — this time with investigators.

New information has revealed that other people were on the beach when US college student Sudiksha Konanki went missing in the Dominican Republic, law enforcement officials assisting with the investigation told CNN,

PUNTA CANA, Dominican Republic — The father of a 20-year-old University of Pittsburgh student from Virginia who went missing in the popular Dominican Republic tourist town of Punta Cana while on spring break with friends said he has asked authorities to widen their investigation.

University of Pittsburgh student Sudiksha Konanki, 20, is still missing after her Spring Break trip to Punta Cana, Dominican Republic. The 20-year-old is an Indian national, but from Chantilly, Virginia – a suburb of Washington,

An American linked to the disappearance of a University of Pittsburgh student was spotted by NBC News with investigators and his attorney on a beach in Punta Cana early Sunday. Joshua Riibe was seen pointing toward the sea while a group of security officials kept people away from the area.

Recalling the incident, Riibe informed Dominican authorities he was startled to learn about her disappearance. Both Konanki and Riibua had last travelled to the sea. According to US authorities, it is a missing person's case than criminal matter.