Johnson says UK in 'race against time' as it faces worst weeks of pandemic

Prime Minister Boris Johnson said on Monday Britain was in "a race against time" to roll out Covid-19 vaccines as deaths hit record highs and hospitals ran out of oxygen, and his top medical adviser said the pandemic's worst weeks were imminent.
 

A new, more transmissible variant of the disease is now surging through the population, with one in 20 people in parts of London now infected, threatening to overwhelm the National Health Service (NHS) as hospitals fill up with patients.
 

The death toll in the United Kingdom has been soaring and now stands in excess of 81,000 - the