Dr. Ellerin says we need multiple kinds of COVID-19 tests

Are COVID-19 vaccine trials moving too quickly?

How can wait times for test results be improved?

Dr. Todd Ellerin, director of infectious diseases for South Shore Health, responds.

♪ED: WE’RE JOINED NOW BY DR. TODDELLERIN DIRECTOR OF INFECTIOUSDISEASES AT SOUTH SHORE HEALTH.THERE ARE DOZENS OF COVID-19VACCINE TRIALS HAPPENING AROUNDTHE WORLD, BUT THREE CANDIDATESIN THE U.S. HAVE BEEN IN THENEWS RECENTLY.ALL HAVE EITHER STARTED PHASETHREE TRIALS OR WILL DO SO SOON.IS IT POSSIBLE THAT DEVELOPERSARE MOVING TOO FAST?