COVID-19: Scientists find reinfections three times more likely with Omicron variant compared to Delta
• 3 years agoSouth African experts said that vaccines will still however protect against the severe disease
COVID-19: US reports first case of Omicron variant in California in fully vaccinated overseas traveller
• 3 years agoAt least 23 other countries have reported cases of the new COVID-19 variant since South African authorities first identified it a week ago