New Delhi, April 22 -- The University of South Florida Police Department University of South Florida Police Department, in coordination with the Hillsborough County Sheriff's Office Hillsborough County Sheriff's Office, is seeking public assistance in locating two missing doctoral students last seen in Tampa on April 16, 2026.

Zamil Limon, 27, a PhD student in geography, environmental science & policy, was last seen at around 9:00 a.m. at his residence on Avalon Heights Blvd, Tampa. No confirmed contact has been established since.

Nahida S. Bristy, 27, a chemical engineering doctoral student, was last seen around 10:00 a.m. at the NES Building on the University of South Florida campus.

Authorities said both missing person reports were ...