They busted whistleblowers, like the late Dr. Li Wenliang, who were trying to warn them about this new virus. Though they exonerated him, There are some reports of journalists and doctors "disappearing" even as late as April, because things aren't as cleared up in Wuhan as they say.
But how hard is it to distinguish between the government and the people? This woman was already taking a big risk working at a hospital as is. He didn't just shout at her (no problem) but followed her (potential threat). Many hospital workers and health researchers are Asian. We need them!