Written by Daisuke Wakabayashi and Claire Fu Since China dramatically reversed course and loosened its zero-tolerance approach to COVID last week, Beijing has gone all out to convince the public that it can weather the potential risks of lifting restrictions and still put the world’s second-largest economy back on track. Its once bleak prognostications have turned downright optimistic: COVID-19 is entering the “last stage” and will soon become a manageable seasonal illness, said one of China’s leading voices on the coronavirus. The virus’ spread will peak in a month, predicted another prominent Chinese epidemiologist. A top state TV news anchor...