Epidemiologist Dr. Michael Osterholm believes the U.S. is seeing a "fourth wave" of infections due to coronavirus variants that have arisen over the past few months. "I believe that, in some ways, we're almost in a new pandemic," Osterholm told "Fox News Sunday" host Chris Wallace. "The only good news is that the current vaccines are effective against this particular variant B.1.1.7." Scientists were concerned that the variant, which proved to spread far easier than the original coronavirus, might also render recently developed vaccines useless. UK CORONAVIRUS VARIANT LIKELY CIRCULATED UNDETECTED IN US FOR MONTHS, RESEARHCERS SAYThe vaccines have thus far proven effective at preventing infection, but Osterholm noted a number of other concerns that this particular variant raises.

Source: Fox News April 04, 2021 15:33 UTC