by Matthew Walsh with Jerome Taylor in Hong Kong BEIJING, China (AFP) — Five million residents of a central Chinese city were confined to their homes Tuesday while another megacity shuttered all non-essential businesses, as the country battles a spate of coronavirus outbreaks including from the Omicron variant. Beijing is on high alert as it prepares to host the Winter Olympics next month, sticking to a zero-Covid strategy of targeted lockdowns, border restrictions and lengthy […]