Half an hour into a virtual UK parliamentary committee meeting on Wednesday, Jeremy Hunt, the former UK foreign secretary, asked a question that sounded like a drowning man seeking a lifeline. Hunt was responding to a summation of Hong Kong’s relative success in dealing with the Covid-19 outbreak by Professor Gabriel Leung, chair of the medicine department at the University of Hong Kong and one of the two international invitees to the committee meeting. Leung had argued that the foundation of Hong Kong’s success in containing the epidemic to less than 1,000 cases of infections and four deaths in the