The U.N.-backed vaccine program is so far behind schedule that not even 10 percent of the population in poor countries is fully vaccinated, experts say.The U.N.-backed vaccine program is so far behind schedule that not even 10 percent of the population in poor countries is fully vaccinated, experts say.United Nations, General Assembly (UN), Coronavirus (2019-nCoV), Biden, Joseph R Jr, Vaccination and ImmunizationRead More