CDC Retracts Update That Coronavirus Can Spread Through Air

The US Centers for Disease Control and Prevention abruptly retracted its updated guidance that coronavirus can sthrough air. It comes three days after it published on its website a guidance under the title "How COVID-19 Spreads" that coronavirus "most commonly spreads through respiratory droplets or small particles, such as those in aerosols, produced when an infected person coughs, sneezes, sings