the documents, we didn t know there was either an outbreak or an epidemic that the government still has not acknowledged occurred in that magnitude. we ran these documents by a number of epidemiologists, experts in this field, and they were frankly stunned by the number of cases that were showing up and how fatal this disease was. reporter: our team also noticed that specific individuals who definitely died in the storm were not counted in the official toll. like jose pepe sanchez. gentleman is at a home. he has a stroke. the person with him calls 911. 911 says we can t get to him in time because 150-mile-per-hour winds are pounding us right now. is that a hurricane related death? absolutely. allow me to introduce you to jose pepe. that was his case. and you re the first person the first media outlet and i ll say it publicly that brings in information for us to verify.