Published by Reuters   (Reuters) -Just more than half of U.S. adults have now received at least one COVID-19 vaccine dose, data from the U.S. Centers for Disease Control and Prevention showed on Sunday, with nearly 130 million people aged 18 years or more having received their first shot. That figure makes up about … Continue reading More than Half of US Adults Have Received At Least One COVID Vaccine Dose -CDC Reports. Other Half Will Be Harder.