The Omicron variant of the coronavirus has spread to nearly one-third of U.S. states

The Omicron variant of the coronavirus has spread to nearly one-third of U.S. states, prompting the surgeon general to call for calm as the nation struggles to get a grip on the ongoing pandemic. Surgeon General Dr. Vivek Murthy on

Read More The Omicron variant of the coronavirus has spread to nearly one-third of U.S. states