Authorities have ramped up their efforts by air, sea and land to track down the 20-year-old University of Pittsburgh student who went missing six days ago while vacationing in the Dominican Republic resort town of Punta Cana.

Authorities are searching in the tourist town of Punta Cana for any signs of 20-year-old Pitt student Sudiksha Konanki, who disappeared while on spring break.

Police in the Dominican Republic say the FBI has joined the search for a 20-year-old University of Pittsburgh student who went missing nearly a week ago while on spring break.