CDC says many Americans can now go outside without a mask

People spend time as they take advantage of warm spring weather along Lake Michigan on Tuesday, at Montrose Beach in Chicago. (AP Photo/Shafkat Anowar)

Masked and unmasked pedestrians walk along the Las Vegas Strip, Tuesday in Las Vegas. (AP Photo/John Locher)

NEW YORK — The Centers for Disease Control and Prevention eased its guidelines Tuesday on the wearing of masks outdoors, saying fully vaccinated Americans don’t need to cover their faces anymore unless they are in a big crowd of strangers.