US tightens Covid-19 travel rules as countries race to quell Omicron threat

Air travellers to the United States will face tougher Covid-19 testing rules, as several countries moved to seal-off their borders amid heightened uncertainty

Related Keywords

Australia ,Japan ,United States ,Hong Kong ,United Kingdom ,Britain ,Emer Cooke ,Tedros Adhanom Ghebreyesus ,World Health Organization ,European Medicines Agency ,Medicines Agency Executive Director Emer Cooke , ,