Coronavirus News LIVE Updates: Delta Variant Bypasses Immunity, Triggers Repeat Infections, Reveals Study; Lockdown Ordered in Sydney

Coronavirus updates: The World Health Organisation (WHO) forecasts that people most vulnerable to Covid-19, such as the elderly, may need to get an annual vaccine booster to be protected against variants.

from Top India News- News18.com https://ift.tt/3deAgfT