A man who might've been the last person to see Sudiksha Konanki, a University of Pittsburgh student who went missing last week while on spring break in the Dominican Republic, said he rescued her from drowning — only for her to vanish a short time later,

University of Pittsburgh student Sudiksha Konanki has now been missing for a week. A person of interest has been identified in the search, according to a U.S. official, while Dominican Republic police say they don’t use that term.