Workers wearing protective gear stand behind a fence blocking a street in a residential area under a Covid-19 lockdown in the Huangpu district of Shanghai - Copyright AFP/File Niklas HALLE'N China is likely to keep imposing sweeping lockdowns into 2023, the US ambassador said Thursday, as he cautioned that the zero-Covid strategy was hurting business. “I think we are going to have to live with this for a long time. My own assumption is that we’ll see the continuation of zero-Covid probably into the beginning of 2023,” Ambassador Nicholas Burns told the Brookings Institution. Burns, speaking to the Washington think...