Article content A Saskatchewan scientist helping track mutations of SARS-CoV-2 says the emergence of a particularly infectious COVID-19 variant in England is yet another good reason to prevent the virus from spreading in the first place. University of Regina biology professor Andrew Cameron is part of a national network of scientists tracking the virus that causes COVID-19 as it hops from host to host, mutating along the way. We apologize, but this video has failed to load. Try refreshing your browser, or Saskatchewan scientists following thread of COVID-19 mutations Back to video Most of t...