M439K is a new mutated strain of Covid 19. In Norway, it was discovered this week in the city of Trondheim. This strain is much easier to contract, even in open space like outdoors. So far, they only found M439K in the central Norway, not yet in other nations according to Norway CDC comparing the sample of M439K against the database.

https://www.wuhanupdate.com/news/new...ances-80242226

Covid 19 probably won't go away soon.