Fauci warns there's a 'possibility' US has its OWN Super-COVID and says nation's infection curve now looks similar to UK's where one in 30 Londoners have the virus Dr Anthony Fauci said the idea of a new American variant was a 'possibility' because the curve of U.S. infections 'looks a bit like the curve in the UK' He said scientists researching the mutations need to provide answers about whether or not vaccines are protective against new strains Dr Deborah Birx warned last week that a new U.S. variant could be up to '50% more transmissible' The CDC says it has no evidence that a mutant strain is responsible and other health experts concur