White House urges caution on COVID variants, pushes boosters

Dr. Rochelle Walensky, Director of the Centers for Disease Control and Prevention, testifies during a Senate Health, Education, Labor, and Pensions Committee hearing to examine an update on the ongoing Federal response to COVID-19 June 16 on Capitol Hill in Washington. The Biden administration is calling on many Americans to exercise renewed caution about COVID-19, emphasizing the importance of getting booster shots for those who are eligible, and saying they should consider wearing masks indoors as two new highly-transmissible variants are spreading rapidly across the country. (AP Photo/Manuel Balce Ceneta, File)

The Biden administration is calling on people to exercise renewed caution about COVID-19, emphasizing the importance of getting booster shots for those who are eligible and wearing masks indoors as two new highly transmissible variants are spreading rapidly across the country.