SANTO DOMINGO, Dominican Republic (AP) — The father of a 20-year-old University of Pittsburgh student Sudiksha Konanki, 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.

Authorities in the Dominican Republic are searching on land, by air and in the water for a University of Pittsburgh student who disappeared last week on spring break in Punta Cana.

The search for a missing University of Pittsburgh student who disappeared last week while on a spring break trip to the Dominican Republic entered its fourth day on Monday. Authorities are searching by land,