it is good news but it is because of the scares over the delta variant. reporter: i m leyla santiago in miami, florida. florida is leading the nation in the number of covid-19 cases. roughly 48% of residents here are fully vaccinated. many of them coming right here to this c vs.vs, saying they ve heard the news and are concerned about the delta variant and thought now is the time to sit right here to get vaccinated. cdc saying that 20 states have fully vaccinated their residents. again, florida not reaching that yet. the governor saying he does not want any sort of lockdown in the future or any sort of mask mandate. we have spoken to a lot of doctors and nurses here in this area, very concerned about the contagious delta variant and what may be to come for the hospital system here. major concerns out of florida, but let s get to cnn s polo sandoval. a troubling new phase of the