![A person takes a Covid test at Newark Liberty International Airport in New Jersey. AP](https://thenational-the-national-prod.cdn.arcpublishing.com/resizer/v2/L2MKYACXPLE4VFD34AF2QEKNSM.jpg?smart=true&auth=a166bc422209437e712fe97e7f84cc1dd8a2913c7658be1c28d759b99b2064ef&width=400&height=225)
A person takes a Covid test at Newark Liberty International Airport in New Jersey. AP
A person takes a Covid test at Newark Liberty International Airport in New Jersey. AP
What is the 'Kraken' Covid variant XBB.1.5 spreading globally?
WHO deems sub-variant 'the most transmissible'
Bloomberg
05 January, 2023