Source: United States & Canada – South China Morning PostGovernments around the world were racing to head off a surge in coronavirus cases driven by the Delta variant, with US President Joe Biden offering new incentives to vaccine holdouts and Israel authorising booster shots.The World Health Organization warned the highly transmissible strain of the virus, first detected in India, could unleash a “fourth wave” of cases in its Eastern Mediterranean zone – an area stretching from Morocco to Pakistan.Those countries are especially at risk because…Read More