Covid continues to spread and we need to be careful
April 21, 2021 12:31PM EDT

CHICAGO, ILLINOIS – DECEMBER 18: COVID-19 vaccine is stored at -80 degrees celsius in the pharmacy at Roseland Community Hospital on December 18, 2020 in Chicago, Illinois. The hospital began distributing the COVID-19 vaccine to its workers yesterday. (Photo by Scott Olson/Getty Images)
Why is Covid surging around the world? How can we keep it in check here in the United States? Jon spoke with University of Akron Professor of Biology in Dr. Joel Duff.