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.

Sudiksha Konanki and three others are seen in new surveillance footage that was captured just before she vanished on Thursday, March 6. Konaki, a 20-year-old University of Pittsburgh student, was in Punta Cana,

Sudiksha Konanki, 20, was last seen at around 4:50 a.m. Thursday while walking on a beach in Punta Cana, Dominican Republic authorities said.