,ttention for brazil california, and other geographies where the glide path of this pandemic is not down. steven riley will join us. he is expert on the urban to rural transfer of viruses. this is bloomberg "surveillance." ♪ ♪ francine: good morning, everyone. this is bloomberg "surveillance." let's talk about the pandemic and possible medication or vaccinations. last week news disappointed the markets on gilead and yesterday we had better news. nearly 3.2s are million, deaths 227,000. the world is entering the new stage of the crisis as governments are trying to figure out if it is the right time to ease restrictions. we are thrilled to be joined by steven riley. a number of issues, how do you reopen? when you reopen do you keep social distancing? where are you on the trials? where should the priority be, focusing on medicine or going more slowly in reopening the economy? steven: the vaccine is incredibly important but i don't think that is a priority now. different countries and populations have different levels of infection and everybody needs to decide how low they are going to t