WHO says COVID-19 cases rising globally due to new NB.1.8.1 variant

GENEVA — The World Health Organization (WHO) has confirmed that a new COVID-19 variant, designated NB.1.8.1, may be contributing to rising case numbers in parts of the eastern Mediterranean, SoutheastGENEVA — The World Health Organization (WHO) has confirmed that a new COVID-19 variant, designated NB.1.8.1, may be contributing to rising case numbers in parts of the eastern Mediterranean, Southeast