Because transmission rates are so damn high across the globe, we are seeing mutations on a s locale like we never saw before. Until we can get the vaccine into enough people, we are just waiting for a variant that is truly vaccine resistant or far more deadly or both.
We need to listen to the WHO and have 7B on planet Earth fully vaccinated plus 1 cycle of 14 days with zero covid?
Why don't they just ban all Colombians? What do they lose out on? Drug trafficking?