Sudiksha Konanki, a University of Pittsburgh student, went missing in Punta Cana, Dominican Republic on March 6. She was on spring break with friends and was last seen on the beach near her hotel at around 4:50 a.m. The F.B.I. joined the investigation into her disappearance and U.S. detectives have been sent to the Dominican Republic.

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.