Logistical problems in clinics across the country have put the campaign to vaccinate the U.S. against COVID-19 far behind schedule in its third week, raising fears about how quickly the country will be able to tame the epidemic.
Logistical problems in clinics across the country have put the campaign to vaccinate the U.S. against COVID-19 far behind schedule in its third week, raising fears about how quickly the country will be able to tame the epidemic.