A study of more than 200 school districts in Massachusetts found that students who sat 3 feet apart didn't have an increased risk of getting infected with COVID-19 when compared to students who sat 6 feet apart. Dr. Ron Elfenbein spoke with CBSN's Anne-Marie Green and Vladimir Duthiers about this study and how his practice, First Call Medical Center, has opened the first private monoclonal antibody infusion center in Maryland.
