Scores of plane flights nixed nationwide

Thousands of would-be travelers received the same troubling message Thursday: a last-minute cancellation of their Christmas Eve flight because of the recent spike of omicron cases.

Variant disrupts holiday planning

Dave Fravel and his wife invited several relatives to their Cape Cod home for Christmas to share food, gifts and the togetherness they’ve longed for during the lonely days of the pandemic. They were also looking forward to a holiday sightseeing trip to New York City.

UK data suggests hospitalization is less likely with omicron

LONDON — Preliminary data suggests that people with the omicron variant of the coronavirus are 50% to 70% less likely to be hospitalized than those with the delta strain, Britain’s public health agency announced Thursday in a finding that one researcher called “a small ray of sunlight.”

China orders lockdown of up to 13 million people in Xi’an

BEIJING — China ordered the lockdown of as many as 13 million people in neighborhoods and workplaces in the northern city of Xi’an following a spike in coronavirus cases, setting off panic buying just weeks before the country hosts the Winter Olympic Games.

High court to hold special session on vaccine requirements

WASHINGTON — The Supreme Court says it will hold a special session in just over two weeks to weigh challenges to two Biden administration policies covering vaccine requirements for millions of workers, policies that affect large employers and health care workers.

Variant casts shadow over the recovery of economy

Just as Americans and Europeans were eagerly awaiting their most normal holiday season in a couple of years, the omicron variant has unleashed a fresh round of fear and uncertainty — for travelers, shoppers, party-goers and their economies as a whole.

Virus fears widen as omicron variant takes hold across US

BOSTON — The nation’s second-largest city called off its New Year’s Eve celebration Monday, and its smallest state re-imposed an indoor mask mandate as the omicron variant leaped ahead of other variants to become the dominant version of the coronavirus in the U.S.

OSHA vaccine mandate penalties to start Jan. 10

The Occupational Health and Safety Administration said Saturday that it would not issue citations tied to its coronavirus vaccination mandate before Jan. 10, so that companies have time to adjust to and implement the requirements.