Viruses mutate all the time, writes Professor HUGH PENNINGTON

PROFESSOR HUGH PENNINGTON: The phrase 'new variant of coronavirus associated with faster spread', uttered in sombre tones by Matt Hancock in the Commons conjures up terrors. https://www.dailymail.co.uk/debate/article-9053243/Viruses-mutate-time-writes-Professor-HUGH-PENNINGTON.html?ns_mchannel=rss&ns_campaign=1490&ito=1490