Source: United States & Canada – South China Morning PostCalifornia will impose a statewide mask mandate in all indoor public spaces as Covid-19 case rates soar, the state’s senior government health official said on Monday as precautions ramp up against the Omicron variant.The United States on Monday hit 50 million Covid-19 cases, according a tally by Johns Hopkins University, with the number of coronavirus-related deaths approaching 800,000.The nation is bracing itself for a potential surge in infections because of more time spent indoors with…Read More