The new coronavirus probably emerged from two other viruses mixing together in one infected animal, and it’s possible it could mutate again the same way in people
Source:
https://www.newscientist.com/article/mg24732993-900-could-the-coronavirus-merge-with-another-virus-to-create-a-new-threat/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home