WASHINGTON, D.C. – The American Health Care Association and National Center for Assisted Living (AHCA/NCAL), representing more than 14,000 nursing homes and long term care facilities across the country that provide care to approximately five million people each year, released a report today showing nursing homes in the U.S. have seen the lowest number of new COVID cases since the Centers for Medicare & Medicaid Services (CMS) started tracking back in May 2020, suggesting that the vaccines are working.