the findings bumped the official death toll fran estimated 64 to 2,975. the mayor of san juaneport painful and shameful. and said the governor should take more responsibility. >> when i saw people dying i opted to shout it. i opted to ask for help. when others saw people dying, they opted to shut up. >> reporter: governor ricardo rossello acknowledged tuesday that he's made mistakes. >> focus shouldn't be hey, let's blame all these folks. the focus should be who's going to be accountable and who's going to take the action so this doesn't happen again? >> reporter: researchers found that the government and hospitals were inadequately prepared for the category 4 storm. they also found that the risk of death was 45% higher for those living in low-income areas on the island and that elderly men were at the greatest risk of dying. but there were young people who were otherwise healthy like 29-year-old ramsey romero who also died. his brother christian told us ramsey contracted a treatable bacteria disease. he had been helping his community clean up after the hurricane. "i think the