The content originally appeared on: CNN Shanghai, China (CNN)When I left a Covid-ravaged Hong Kong, I was in search of a sanctuary. It was early March and the city was in the throes of the biggest coronavirus outbreak per capita in the world. Little could I have known as I boarded the plane that my cunning escape plan would take me from the frying pan into the fire; that as I landed in Shanghai I would be swapping the world's […]