In a report released on Monday, Elisha Are and Caroline Colijn looked at the exponential growth of the virus linked to the U.K. strain.

No details were provided by authorities about the person infected by the new variant in California.

The U.K. researchers assert 'with confidence,' that this variant has 'substantially increased transmissibility.'

Fewer than 100 freight vehicles received “due to restrictions on testing,” Dover port spokeswoman says, with officials warning the backlog could take days to clear.