Source: United States & Canada – South China Morning PostThe fast-spreading Omicron variant is now the dominant strain of Covid-19 in the United States, health authorities reported Monday, as the WHO called for greater efforts to ensure the pandemic ends next year.The new variant has helped fuel record case surges, forcing a return to harsh restrictions in some countries. But in the United States, President Joe Biden does not plan on “locking the country down,” press secretary Jen Psaki said earlier in the day.Omicron now accounts for 73.2 per cent…Read More