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.

A 20-year-old University of Pittsburgh student went missing while on spring break in Punta Cana. Get updates on her case here.

The father of Sudiksha Konanki, a 20-year-old American student who went missing while vacationing in Punta Cana, has urged authorities to expand their investigation and consider the possibility of kidnapping.

She was last seen on surveillance video on a beach with several people around 4 a.m. Thursday. Five women and a man left the beach about two hours later, but Konanki was not among them, CNN reported. NBC News reported it was believed that she stayed behind with a man, who was seen leaving the beach just before 10 a.m. He was alone.

Sudiksha Konanki, an Indian national, whose family is living in suburban Washington DC, was last seen in the early morning hours on a Punta Cana beach on Thursday morning.

Sudiksha Konanki, 20, was last seen in the early hours on March 6 at a beach near the hotel where she was staying in Punta Cana.

Sudiksha Konanki was traveling with six other female students in Punta Cana when authorities said she drowned in the ocean.