The island nation of 22 million people is struggling with soaring prices, including of food, largely caused by its worst economic crisis since it gained independence in 1948. Factbox-Moderna data puts the spotlight on RSV vaccines under development Moderna Inc said on Tuesday its respiratory syncytial virus (RSV) vaccine was highly effective in preventing at least two symptoms of infections in older adults in a late-stage trial, as drugmakers race to develop a shot against the virus.