WHO warns ability to identify new Covid variants is diminishing as testing declines
The World Health Organization on Thursday warned that it is struggling to identify and track new Covid variants as governments roll back testing and surveillance, threatening the progress made in the fight against the virus.
Maria Van Kerkhove, the WHO’s Covid-19 technical lead, said the virus is still circulating at an “incredibly intense level” around the world. The WHO is “deeply concerned” that it is evolving at a time when there is no longer robust testing in place to help rapidly identify new variants, Van Kerkhove said.
“Our ability to...