*BA.2 is now the dominant version of Covid-19 in the U.S. as it accounts for nearly 55% of Covid cases that have undergone genetic sequencing, according to the Centers for Disease Control and Prevention.
*BA.2 is more transmissible and has caused new outbreaks in Europe and China.
*White House chief medical advisor Dr. Anthony Fauci has said he does not expect another surge, though cases could rise in the coming weeks.