Researchers in the United States and Europe have seen coronaviruses with frightening mutations arise in COVID-19 patients whose natural defenses have been suppressed by drugs to fight cancer.<br/><br/>
Melissa Healy, Los Angeles Times, (TNS)
In a virus that has already killed 5.2 million people across the globe, 50 or so new mutations sound like a nightmare for humanity. But in the age-old battle between microbes and mankind, that many genetic changes can turn the tide in any direction.
The next c