Fauci warns of bleak winter with Omicron 'raging through world'

Top US pandemic advisor Anthony Fauci on Sunday warned of a bleak winter ahead as the Omicron coronavirus variant spurs a new wave of infections globally. He cautioned against too much optimism over Omicron's severity, noting that in South Africa, while the hospitalization-to-case ratio is lower than with Delta, this could be due to underlying immunity from widespread previous infections.