Hong Kong is going to boost its testing capacity to tackle the Omicron surge - Copyright AFP/File Peter PARKS Hong Kong’s population must undergo three rounds of compulsory coronavirus testing, the city’s leader said Tuesday, as she confirmed that mainland Chinese officials were now coordinating the response to the financial hub’s worst outbreak. The densely populated metropolis is in the throes of a record virus surge with thousands of confirmed cases every day as hospitals and isolation units run out of space. On Tuesday, Chief Executive Carrie Lam revealed a doubling down of the city’s strict zero-Covid approach to bring...